AMD Radeon VII vs AMD Radeon HD 6950

VS

AMD Radeon VII

AMD Radeon HD 6950

We compared two Desktop platform GPUs: 16GB VRAM Radeon VII and 2GB VRAM Radeon HD 6950 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon VII 's Advantages

Released 8 years and 2 months late

Boost Clock1750MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (1020GB/s vs 160.0GB/s)

2432 additional rendering cores

AMD Radeon HD 6950 's Advantages

Lower TDP (200W vs 295W)

Score

Benchmark

FP32 (float)

Radeon VII +496%

13.44 TFLOPS

Radeon HD 6950

2.253 TFLOPS

Radeon VII

VS

Radeon HD 6950

Graphics Card

Feb 2019

Release Date

Dec 2010

Vega II

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1400 MHz

Base Clock

-

1750 MHz

Boost Clock

-

1000 MHz

Memory Clock

1250 MHz

Memory

16GB

Memory Size

2GB

HBM2

Memory Type

GDDR5

4096bit

Memory Bus

256bit

1020GB/s

Bandwidth

160.0GB/s

Render Config

60

Compute Units

22

-

3840

Shading Units

1408

240

TMUs

88

64

ROPs

32

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

4 MB

L2 Cache

512 KB

-

Theoretical Performance

112.0 GPixel/s

Pixel Rate

25.60 GPixel/s

420.0 GTexel/s

Texture Rate

70.40 GTexel/s

26.88 TFLOPS

FP16 (half)

-

13.44 TFLOPS

FP32 (float)

2.253 TFLOPS

3.360 TFLOPS

FP64 (double)

563.2 GFLOPS

Board Design

295W

TDP

200W

600 W

Suggested PSU

550 W

1x HDMI 2.0b 3x DisplayPort 1.4a

Outputs

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

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Vega 20

GPU Name

Cayman

Vega 20 XT

GPU Variant

Cayman PRO (215-0807019)

GCN 5.1

Architecture

TeraScale 3

TSMC

Foundry

TSMC

7 nm

Process Size

40 nm

13.23 billion

Transistors

2.64 billion

331 mm²

Die Size

389 mm²

Graphics Features

12 (12_1)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.1

OpenCL

1.2

1.3

Vulkan

N/A

-

6.7

Shader Model

5.0

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