AMD Radeon Pro W6800 vs AMD Radeon HD 7950 Mac Edition

VS

AMD Radeon Pro W6800

AMD Radeon HD 7950 Mac Edition

We compared two Desktop platform GPUs: 32GB VRAM Radeon Pro W6800 and 3GB VRAM Radeon HD 7950 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon Pro W6800 's Advantages

Released 8 years and 3 months late

Boost Clock2320MHz

More VRAM (32GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 240.0GB/s)

2048 additional rendering cores

AMD Radeon HD 7950 Mac Edition 's Advantages

Lower TDP (200W vs 250W)

Score

Benchmark

FP32 (float)

Radeon Pro W6800 +521%

17.82 TFLOPS

Radeon HD 7950 Mac Edition

2.867 TFLOPS

Radeon Pro W6800

VS

Radeon HD 7950 Mac Edition

Graphics Card

Jun 2021

Release Date

Mar 2013

Radeon Pro

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2320 MHz

Boost Clock

-

2000 MHz

Memory Clock

1250 MHz

Memory

32GB

Memory Size

3GB

GDDR6

Memory Type

GDDR5

256bit

Memory Bus

384bit

512.0GB/s

Bandwidth

240.0GB/s

Render Config

60

Compute Units

28

-

3840

Shading Units

1792

240

TMUs

112

96

ROPs

32

-

60

RT Cores

-

128 KB per Array

L1 Cache

16 KB (per CU)

4 MB

L2 Cache

768 KB

128 MB

L3 Cache

-

Theoretical Performance

222.7 GPixel/s

Pixel Rate

25.60 GPixel/s

556.8 GTexel/s

Texture Rate

89.60 GTexel/s

35.64 TFLOPS

FP16 (half)

-

17.82 TFLOPS

FP32 (float)

2.867 TFLOPS

1114 GFLOPS

FP64 (double)

716.8 GFLOPS

Board Design

250W

TDP

200W

600 W

Suggested PSU

550 W

6x mini-DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Navi 21

GPU Name

Tahiti

-

GPU Variant

Tahiti PRO (215-0821056)

RDNA 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

7 nm

Process Size

28 nm

26.8 billion

Transistors

4.313 billion

520 mm²

Die Size

352 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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