AMD Radeon HD 6970 vs AMD Radeon VII

VS

AMD Radeon HD 6970

AMD Radeon VII

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6970 and 16GB VRAM Radeon VII to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6970 's Advantages

Lower TDP (250W vs 295W)

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 176.0GB/s)

2304 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6970

2.703 TFLOPS

Radeon VII +397%

13.44 TFLOPS

Radeon HD 6970

VS

Radeon VII

Graphics Card

Dec 2010

Release Date

Feb 2019

Northern Islands

Generation

Vega II

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

1400 MHz

-

Boost Clock

1750 MHz

1375 MHz

Memory Clock

1000 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

HBM2

256bit

Memory Bus

4096bit

176.0GB/s

Bandwidth

1020GB/s

Render Config

24

Compute Units

60

-

1536

Shading Units

3840

96

TMUs

240

32

ROPs

64

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

28.16 GPixel/s

Pixel Rate

112.0 GPixel/s

84.48 GTexel/s

Texture Rate

420.0 GTexel/s

-

FP16 (half)

26.88 TFLOPS

2.703 TFLOPS

FP32 (float)

13.44 TFLOPS

675.8 GFLOPS

FP64 (double)

3.360 TFLOPS

Board Design

250W

TDP

295W

600 W

Suggested PSU

600 W

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

Outputs

1x HDMI 2.0b 3x DisplayPort 1.4a

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Cayman

GPU Name

Vega 20

Cayman XT (215-0807007)

GPU Variant

Vega 20 XT

TeraScale 3

Architecture

GCN 5.1

TSMC

Foundry

TSMC

40 nm

Process Size

7 nm

2.64 billion

Transistors

13.23 billion

389 mm²

Die Size

331 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_1)

4.4

OpenGL

4.6

1.2

OpenCL

2.1

N/A

Vulkan

1.3

-

5.0

Shader Model

6.7

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