AMD Radeon Pro W6900X vs AMD Radeon R5 340 OEM

VS

AMD Radeon Pro W6900X

AMD Radeon R5 340 OEM

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6900X and 1024MB VRAM Radeon R5 340 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6900X 's Advantages

Released 6 years and 3 months late

Boost Clock has increased by 176% (2150MHz vs 780MHz)

More VRAM (32GB vs 1024GB)

Larger VRAM bandwidth (512.0GB/s vs 36.80GB/s)

4736 additional rendering cores

AMD Radeon R5 340 OEM 's Advantages

Lower TDP (65W vs 300W)

Score

Benchmark

FP32 (float)

Radeon Pro W6900X +3576%

22.02 TFLOPS

Radeon R5 340 OEM

0.599 TFLOPS

Radeon Pro W6900X

VS

Radeon R5 340 OEM

Graphics Card

Aug 2021

Release Date

May 2015

Radeon Pro Mac

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

1825 MHz

Base Clock

730 MHz

2150 MHz

Boost Clock

780 MHz

2000 MHz

Memory Clock

1150 MHz

Memory

32GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

64bit

512.0GB/s

Bandwidth

36.80GB/s

Render Config

80

Compute Units

6

-

5120

Shading Units

384

320

TMUs

24

128

ROPs

8

-

80

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

128 KB

128 MB

L3 Cache

-

Theoretical Performance

275.2 GPixel/s

Pixel Rate

6.240 GPixel/s

688.0 GTexel/s

Texture Rate

18.72 GTexel/s

44.03 TFLOPS

FP16 (half)

-

22.02 TFLOPS

FP32 (float)

599.0 GFLOPS

1376 GFLOPS

FP64 (double)

37.44 GFLOPS

Board Design

300W

TDP

65W

700 W

Suggested PSU

250 W

1x HDMI 2.1 4x Thunderbolt

Outputs

1x DVI 1x DisplayPort 1.2

None

Power Connectors

None

Graphics Processor

Navi 21

GPU Name

Oland

Navi 21 Pro-XTA

GPU Variant

Oland PRO (215-0837015)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

0.95 billion

520 mm²

Die Size

77 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.5

Shader Model

5.1

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