Radeon Pro V340 MxGPU vs Radeon R9 280X

In this comparison between Radeon Pro V340 MxGPU and Radeon R9 280X you will find out which graphics card performs better in today's games. Bear in mind that third-party versions may have more efficient cooling and higher clock speeds. This will increase cards' performance, though not by much. In addition to raw power you should also take into account the dimensions. Thicker models simply will not fit into a small mini-ITX case. The resolution of your monitor also affects the choice, since 4K gameplay requires a more powerful GPU. And don't overspend on the graphics card. Other parts of your build may also need to be upgraded, save some money for the CPU or power supply. For some people Radeon Pro V340 MxGPU will be the best choice, for others Radeon R9 280X will be their preference. Study the comparison tables below and make your choice.
Radeon Pro V340 MxGPU

Main Specs

  Radeon Pro V340 MxGPU Radeon R9 280X
Power consumption (TDP) 300 Watt 250 Watt
Interface PCIe 3.0 x16 PCIe 3.0 x16
Supplementary power connectors 2x 8-pin 1 x 6-pin + 1 x 8-pin
Memory type HBM2 GDDR5
Maximum RAM amount 16 GB 3 GB
Display Connectors No outputs 2x DVI, 1x HDMI, 1x DisplayPort
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  • Radeon Pro V340 MxGPU has 20% more power consumption, than Radeon R9 280X.
  • Both video cards are using PCIe 3.0 x16 interface connection to a motherboard.
  • Radeon Pro V340 MxGPU has 13 GB more memory, than Radeon R9 280X.
  • Both cards are used in Desktops.
  • Radeon Pro V340 MxGPU is build with GCN 5.0 architecture, and Radeon R9 280X - with GCN.
  • Radeon Pro V340 MxGPU is manufactured by 14 nm process technology, and Radeon R9 280X - by 28 nm process technology.
  • Radeon R9 280X is 8 mm longer, than Radeon Pro V340 MxGPU.

Game benchmarks

high / 1080p 14−16 35−40
ultra / 1080p 8−9 21−24
QHD / 1440p 3−4 16−18
4K / 2160p 10−11
low / 720p 30−33 60−65
medium / 1080p 18−20 40−45
The average gaming FPS of Radeon R9 280X in Assassin's Creed Odyssey is 140% more, than Radeon Pro V340 MxGPU.

Full Specs

  Radeon Pro V340 MxGPU Radeon R9 280X
Architecture GCN 5.0 GCN
Code name Vega 10 Thaiti XTL
Type Workstation Desktop
Release date 26 August 2018 8 October 2013
Pipelines 3584 2048
Core clock speed 1000 MHz
Boost Clock 1500 MHz 1000 MHz
Transistor count 12,500 million 4,313 million
Manufacturing process technology 14 nm 28 nm
Texture fill rate 336.0 128.0
Floating-point performance 4,096 gflops
Length 267 mm 275 mm
Memory bus width 2048 Bit 384 Bit
Memory clock speed 2000 MHz
Memory bandwidth 512.0 GB/s 288 GB/s
Shared memory -
DirectX 12 (12_1)
Shader Model 6.4 5.1
OpenGL 4.6 4.6
OpenCL 2.0 1.2
Vulkan 1.1.125 +
Monero / XMR (CryptoNight) 0.5 kh/s
FreeSync +
Bus support PCIe 3.0
HDMI +
Bitcoin / BTC (SHA256) 494 Mh/s
Eyefinity +
HD3D +
TrueAudio +
Design reference
DisplayPort support +
CrossFire +
DDMA audio +
Decred / DCR (Decred) 1.07 Gh/s
Ethereum / ETH (DaggerHashimoto) 14.42 Mh/s
Zcash / ZEC (Equihash) 285 Sol/s
AppAcceleration +
LiquidVR +
TressFX +
UVD +
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