AMD Radeon Pro VII vs AMD Radeon R9 255 OEM

VS

AMD Radeon Pro VII

AMD Radeon R9 255 OEM

We compared two Desktop platform GPUs: 16GB VRAM Radeon Pro VII and 2GB VRAM Radeon R9 255 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro VII 's Advantages

Released 6 years and 5 months late

Boost Clock has increased by 83% (1700MHz vs 930MHz)

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1020GB/s vs 73.60GB/s)

3328 additional rendering cores

AMD Radeon R9 255 OEM 's Advantages

Lower TDP (65W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro VII +1271%

13.06 TFLOPS

Radeon R9 255 OEM

0.952 TFLOPS

Radeon Pro VII

VS

Radeon R9 255 OEM

Graphics Card

May 2020

Release Date

Dec 2013

Radeon Pro Vega

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1400 MHz

Base Clock

900 MHz

1700 MHz

Boost Clock

930 MHz

1000 MHz

Memory Clock

1150 MHz

Memory

16GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

128bit

1020GB/s

Bandwidth

73.60GB/s

Render Config

60

Compute Units

8

-

3840

Shading Units

512

240

TMUs

32

64

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

256 KB

-

Theoretical Performance

108.8 GPixel/s

Pixel Rate

14.88 GPixel/s

408.0 GTexel/s

Texture Rate

29.76 GTexel/s

26.11 TFLOPS

FP16 (half)

-

13.06 TFLOPS

FP32 (float)

952.3 GFLOPS

6.528 TFLOPS

FP64 (double)

59.52 GFLOPS

Board Design

250W

TDP

65W

600 W

Suggested PSU

250 W

6x mini-DisplayPort 1.4a

Outputs

No outputs

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Vega 20

GPU Name

Cape Verde

Vega 20 GLXT WS (215-0914026)

GPU Variant

Cape Verde PRX

GCN 5.1

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

13.23 billion

Transistors

1.5 billion

331 mm²

Die Size

123 mm²

Graphics Features

12 (12_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1

OpenCL

1.2

1.3

Vulkan

1.2

-

6.7

Shader Model

5.1

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