CPUs / Compare
AMD Ryzen 7 8700G vs AMD Ryzen 9 7900X
Product A: AMD
54 of 74 known
Change AMD Ryzen 7 8700G
Product B: AMD
52 of 74 known
Change AMD Ryzen 9 7900X
35 of 66 fields differ
- 28 different values
- 7 known for one only
- 17 the same
- 14 missing for both
Biggest differences
Each bar uses the scale of all 90 CPUs.
- L3 cacheA: 16MBB: 64MBRyzen 9 7900X is 4 times higher.
- Base power (TDP)Lower is betterA: 65WB: 170WRyzen 7 8700G is 105 W lower.
- Max turbo powerLower is betterA: 88WB: 230WRyzen 7 8700G is 142 W lower.
- Cinebench 2024A: 981pointsB: 1,591pointsRyzen 9 7900X is 610 points higher.
- CoresA: 8B: 12Ryzen 9 7900X has 4 more.
All 74 fields
Every value links to where we found it.


General
7 of 13 differ
Series
Model numbers
100-100001236BOX, 100-100001236SBX, 100-100001236CSX, 100-0000012361Maker product pageamd.com/en/products/processors/desktops/ryzen/8000-series/amd-ryzen-7-8700g.htmlRead 16 October 2026Product IDs: Boxed 100-100001236SBX and 100-100001236CSX, Tray 100-000001236, MPK 100-100001236SPK and 100-100001236HPK. The MPK multipack IDs are not stored. 100-100001236BOX is the original boxed ID, which AMD's own store still lists (see that source).
GTIN / EAN
730143316125, 7301433176965Retailer pagelambda-tek.com/AMD-100-100001236BOX-sh/B49097650Read 16 October 2026Lambda-Tek lists MPN 100-100001236BOX with EAN Code 0730143316125, stored as the 12-digit UPC 730143316125 like the other AMD entries. Another retailer search result gives the same code for the BOX ID.6Retailer pagestore.digital-origin.co.uk/amd-ryzen-7-8700g-processor-4-2-ghz-16-mb-l3-box-100-100001236sbx.htmlRead 16 October 2026Digital Origin lists SKU 100-100001236SBX with EAN 0730143317696, stored as the 12-digit UPC 730143317696. Japanese retailers use the same code in their SBX listing URLs. No code was found for the CSX box or the tray ID.
Announced
Status
Predecessor
Successor
Not available
Launch price (US)
Markets
Not available
Not available
Colours
Not available
Not available
Segment
Instruction set
Codename
CPU process (as published)
CPU process node
AVX-512
Cores and clocks
4 of 7 differ
Core configuration
AAMD Ryzen 7 8700G
| Count | Core | Base clock (GHz) | Max clock (GHz) |
|---|---|---|---|
| 8 | Zen 4 | 4.2 | 5.1 |
BAMD Ryzen 9 7900X
| Count | Core | Base clock (GHz) | Max clock (GHz) |
|---|---|---|---|
| 12 | Zen 4 | 4.7 | 5.6 |
Cores
8
12
Cores labelled performance
Not available
Not available
Cores labelled efficiency
Not available
Not available
Threads
Max boost clock
Unlocked for overclocking
Cache
2 of 3 differ
L2 cache
L3 cache
AMD 3D V-Cache
Power and thermals
3 of 4 differ
Base power (TDP)
Max turbo power
Configurable power range
Minimum45Maximum65W1Maker product pageamd.com/en/products/processors/desktops/ryzen/8000-series/amd-ryzen-7-8700g.htmlRead 16 October 2026AMD Configurable TDP (cTDP): 45-65W.
Not available
Max operating temperature
Memory
1 of 6 differ
Memory support
AAMD Ryzen 7 8700G
| Memory type | Module type | Modules | Max speed (MT/s) |
|---|---|---|---|
| DDR5 | UDIMM | 2x1R | 5,200 |
| DDR5 | UDIMM | 2x2R | 5,200 |
| DDR5 | UDIMM | 4x1R | 3,600 |
| DDR5 | UDIMM | 4x2R | 3,600 |
BAMD Ryzen 9 7900X
| Memory type | Module type | Modules | Max speed (MT/s) |
|---|---|---|---|
| DDR5 | UDIMM | 2x1R | 5,200 |
| DDR5 | UDIMM | 2x2R | 5,200 |
| DDR5 | UDIMM | 4x1R | 3,600 |
| DDR5 | UDIMM | 4x2R | 3,600 |
Max memory speed (official)
5,200MT/s
5,200MT/s
Memory channels
Memory bandwidth (claimed)
Not available
Not available
Max memory
ECC memory support
Platform
5 of 7 differ
Socket or package
Compatible chipsets
AMD A620, AMD X670E, AMD X670, AMD B650E, AMD B650, AMD X870E, AMD X870, AMD B840, AMD B8501Maker product pageamd.com/en/products/processors/desktops/ryzen/8000-series/amd-ryzen-7-8700g.htmlRead 16 October 2026Supporting Chipsets row: A620, X670E, X670, B650E, B650, X870E, X870, B840, B850.
AMD A620, AMD X670E, AMD X670, AMD B650E, AMD B650, AMD X870E, AMD X870, AMD B840, AMD B8501Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-9-7900x.htmlRead 15 October 2026Supporting Chipsets row, in AMD's order: A620, X670E, X670, B650E, B650, X870E, X870, B840, B850.
CPU PCIe lanes
AAMD Ryzen 7 8700G
| PCIe generation | Lanes |
|---|---|
| 4 | 16 |
BAMD Ryzen 9 7900X
| PCIe generation | Lanes |
|---|---|
| 5 | 24 |
Source1Maker product pageamd.com/en/products/processors/desktops/ryzen/7000-series/amd-ryzen-9-7900x.htmlRead 15 October 2026Native PCIe Lanes (Total/Usable) is 28 and 24. The 24 usable lanes are stored. The page has no PCI Express Version row. The Gen 5 value comes from AMD's launch press release.2Press releaseamd.com/en/newsroom/press-releases/2022-8-29-amd-launches-ryzen-7000-series-desktop-processors-.htmlRead 15 October 2026The table lists Gen 5 for the Ryzen 9 7900X, and the text says the AM5 platform includes up to 24 PCIe 5.0 lanes. This matches the 24 usable lanes on AMD's product page.
CPU PCIe lanes in total
16
24
Highest PCIe generation
4
5
Native USB ports
AAMD Ryzen 7 8700G
| Standard | Count |
|---|---|
| USB4 | 2 |
| USB 3.2 Gen 2 (10 Gbps) | 2 |
| USB 2.0 | 1 |
BAMD Ryzen 9 7900X
| Standard | Count |
|---|---|
| USB 3.2 Gen 2 (10 Gbps) | 4 |
| USB 2.0 | 1 |
Native USB4 or Thunderbolt
Yes
No
Integrated graphics
6 of 9 differ
Integrated graphics
Integrated GPU
GPU cores
Max GPU clock
Max displays
Not available
DisplayPort version
HDMI version
Hardware video encode
H.264, H.265 (HEVC), AV11Maker product pageamd.com/en/products/processors/desktops/ryzen/8000-series/amd-ryzen-7-8700g.htmlRead 16 October 2026Max Video Encode Bandwidth (SDR) lists H.264, H.265 and AV1.
H.264, H.265 (HEVC)4Reviewtomshardware.com/reviews/amd-ryzen-9-7900x-cpu-reviewRead 15 October 2026The review says the iGPU supports H.264 and HEVC encode and decode. This matches the AMD AMF wiki row for Raphael.5Maker product pagegithub.com/GPUOpen-LibrariesAndSDKs/AMF/wiki/GPU-and-APU-HW-Features-and-SupportRead 15 October 2026AMD AMF wiki lists Ryzen 7xxx Raphael with VCN 3.1. The VCN 3.0 and 3.1 row shows AVC and HEVC encode and N/A for AV1.
Hardware video decode
H.264, H.265 (HEVC), VP9, AV11Maker product pageamd.com/en/products/processors/desktops/ryzen/8000-series/amd-ryzen-7-8700g.htmlRead 16 October 2026Max Video Decode Bandwidth lists MPEG2, VC1, VP9, H.264, H.265 and AV1.
H.264, H.265 (HEVC), VP9, AV14Reviewtomshardware.com/reviews/amd-ryzen-9-7900x-cpu-reviewRead 15 October 2026The review says the iGPU supports AV1 and VP9 decode, plus H.264 and HEVC encode and decode. This matches the AMD AMF wiki row for Raphael.5Maker product pagegithub.com/GPUOpen-LibrariesAndSDKs/AMF/wiki/GPU-and-APU-HW-Features-and-SupportRead 15 October 2026The same row shows AVC, HEVC, VP9 and AV1 decode. The table is per chip family, not per processor number.
NPU
2 of 2 differ
NPU performance
Not available
Total AI performance
Not available
Measured performance
3 of 7 differ
Cinebench 2024 multi-core
Cinebench 2026 single-thread
Not available
Not available
Cinebench 2026 multi-core
Not available
Not available
Geekbench 6 single-core
Not available
Not available
Geekbench 6 multi-core
Not available
Not available
Game frame rates
AAMD Ryzen 7 8700G
| Game | Graphics card | Width (px) | Height (px) | Preset | Average FPS | 1 % low FPS |
|---|---|---|---|---|---|---|
| Borderlands 3 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 131.6 | 95.3 |
| Cyberpunk 2077 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 157.4 | 91.5 |
| F1 2023 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 168.7 | 136.1 |
| Far Cry 6 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 135 | 106.9 |
| Flight Simulator | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 77.7 | 67.5 |
| Hitman 3 Dartmoor | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 142.6 | 72.1 |
| Watch Dogs Legion | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 132.8 | 106.2 |
BAMD Ryzen 9 7900X
| Game | Graphics card | Width (px) | Height (px) | Preset | Average FPS | 1 % low FPS |
|---|---|---|---|---|---|---|
| Borderlands 3 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 159.8 | 109.1 |
| Cyberpunk 2077 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 170.9 | 97.1 |
| F1 2023 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 195.4 | 157.2 |
| Far Cry 6 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 161.2 | 121.7 |
| Hitman 3 Dartmoor | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 181.6 | 85.1 |
| Microsoft Flight Simulator 2021 | ASUS ROG Strix GeForce RTX 4090 OC | 1920 | 1080 | Ultra | 86 | 74.4 |
Measured power and temperature
1 of 5 differ
CPU power in multi-thread load (measured)
Not available
Not available
CPU power while gaming (measured)
Not available
Not available
CPU power at idle (measured)
Not available
Not available
All-core clock in stress test
Not available
Not available
In the box
1 of 2 differ
Cooler in the box
Included cooler
Not available
Not available
Links
Not compared
Product page
Spec sheet
Not available
Not available
Manual
Not available
Not available
EPREL registration number
Not available
Not available
Warranty
0 of 1 differ
Manufacturer warranty (source market)














