AMD Radeon HD 7950 vs AMD Radeon Pro W6800X Duo

VS

AMD Radeon HD 7950 AMD Radeon Pro W6800X Duo

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7950 and 32GB VRAM Radeon Pro W6800X Duo to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7950 's Advantages

Lower TDP (200W vs 400W)

AMD Radeon Pro W6800X Duo 's Advantages

Released 9 years and 7 months late

Boost Clock1967MHz

More VRAM (32GB vs 3GB)

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

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7950

2.867 TFLOPS

Radeon Pro W6800X Duo +427%

15.11 TFLOPS

Radeon HD 7950

VS

Radeon Pro W6800X Duo

Graphics Card

Jan 2012

Release Date

Aug 2021

Southern Islands

Generation

Radeon Pro Mac

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

Apple MPX

Clock Speeds

-

Base Clock

1800 MHz

-

Boost Clock

1967 MHz

1250 MHz

Memory Clock

2000 MHz

Memory

3GB

Memory Size

32GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

256bit

240.0GB/s

Bandwidth

512.0GB/s

Render Config

-

SM Count

-

28

Compute Units

60

1792

Shading Units

3840

112

TMUs

240

32

ROPs

96

-

Tensor Cores

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB per Array

768 KB

L2 Cache

4 MB

Theoretical Performance

25.60 GPixel/s

Pixel Rate

188.8 GPixel/s

89.60 GTexel/s

Texture Rate

472.1 GTexel/s

-

FP16 (half)

30.21 TFLOPS

2.867 TFLOPS

FP32 (float)

15.11 TFLOPS

716.8 GFLOPS

FP64 (double)

944.2 GFLOPS

Graphics Processor

Tahiti

GPU Name

Navi 21

Tahiti PRO (215-0821056)

GPU Variant

Navi 21 Pro-XLA

GCN 1.0

Architecture

RDNA 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

7 nm

4.313 billion

Transistors

26.8 billion

352 mm²

Die Size

520 mm²

Board Design

200W

TDP

400W

550 W

Suggested PSU

800 W

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

Outputs

1x HDMI 2.1 4x Thunderbolt

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.3

-

CUDA

-

5.1

Shader Model

6.7

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