Skip to content
sudopicks
esc

AMD Ryzen 7 7800X3D vs AMD Ryzen 7 9800X3D

Researched, not hands-on tested.How we review ›

all judged against desktop processors at a similar price

The AMD Ryzen 7 7800X3D scores 6.7/10 overall, ahead of the AMD Ryzen 7 9800X3D at 6.3/10.

The AMD Ryzen 7 7800X3D leads on efficiency and platform.

They score the same on multi-core performance, single-core performance and integrated graphics.

AMD Ryzen 7 7800X3D

AMD Ryzen 7 7800X3D

6.7/10verdict: buy

The Ryzen 7 7800X3D is for gamers building an AM5 desktop who want strong gaming performance from an eight-core chip. It also suits developers and homelabbers who want DDR5, PCIe 5.0 and optional ECC support on one platform. Buyers who need many cores, low power draw or media transcoding from the processor itself should check the limits first.

Typically about £265 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

AMD Ryzen 7 9800X3D

AMD Ryzen 7 9800X3D

6.3/10verdict: good, not the best

The Ryzen 7 9800X3D is for builders who want an 8-core AM5 processor with a large 96 MB L3 cache and a high boost clock. It suits a fast desktop or workstation more than a low-power always-on server, because AMD publishes no idle figure and owners report high temperatures under load. Buyers who need a media-encoding iGPU or lots of cores should check the specifications closely first.

Typically about £339.99 in the UK when we researched itCheck price at Amazon UK (opens in a new tab, affiliate link)

Affiliate link. As an Amazon Associate I earn from qualifying purchases. Details

Scores, criterion by criterion

CriterionWeightAMD Ryzen 7 7800X3DAMD Ryzen 7 9800X3D
Multi-core performance25%6/106/10
Single-core performance20%8/108/10
Efficiency20%6/105/10
Platform20%8/107/10
Integrated graphics15%5/105/10
Overall6.7/106.3/10

Specifications

SpecAMD Ryzen 7 7800X3DAMD Ryzen 7 9800X3D
Cores / threads8 cores / 16 threads8 cores / 16 threads
Base / boost clock4.2 GHz base, up to 5 GHz boostBase 4.7 GHz, boost up to 5.2 GHz
SocketAM5AM5
TDP120 W default120 W default TDP
CacheL1 512 KB, L2 8 MB, L3 96 MB104 MB total (L2 8 MB, L3 96 MB)
Integrated graphicsAMD Radeon Graphics, 2 graphics cores, 2200 MHzAMD Radeon Graphics, 2 graphics cores, 2200 MHz
Memory supportDDR5, 2 channels, max 128 GB, UDIMM, ECC supported with motherboard supportDDR5, 2 memory channels, DDR5-5600 at 1 DIMM per channel and DDR5-3600 with 2 DIMMs per channel; maximum capacity listed as 192 GB by the shop page and 256 GB by the AMD support page

Strengths and weaknesses

AMD Ryzen 7 7800X3D

  • + Strong gaming performance reported by owners
  • + AM5 platform with PCIe 5.0 and ECC support
  • + Good value reported at current UK prices
  • − 120 W default TDP
  • − Eight cores caps heavy parallel workloads
  • − Basic integrated graphics only

Skip it if:

  • Buyers who need many cores for heavy rendering or large VM hosts
  • Homelabbers who want a low-power always-on server
  • Anyone relying on the integrated graphics for more than basic display output
Read the full AMD Ryzen 7 7800X3D review ›

AMD Ryzen 7 9800X3D

  • + Boost up to 5.2 GHz on Zen 5
  • + 96 MB L3 cache, 104 MB total
  • + PCIe 5.0, DDR5 and ECC with board support
  • − Owners report temperatures near 94 °C and loud fans
  • − No published idle power figure
  • − Hardware AV1/HEVC encode support not published

Skip it if:

  • Homelabbers who need hardware AV1 or HEVC encoding from the iGPU for Plex or Jellyfin.
  • Builders wanting a quiet, low-power always-on server who need a published idle power figure.
  • Anyone needing more than 8 cores for heavy parallel compiling, VMs or rendering.
Read the full AMD Ryzen 7 9800X3D review ›

More comparisons

Compare all desktop processors · Best desktop processors