AMD Radeon HD 7970 vs AMD Radeon R9 FURY X2

VS

AMD Radeon HD 7970

AMD Radeon R9 FURY X2

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 4GB VRAM Radeon R9 FURY X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 FURY X2 's Advantages

More VRAM (4GB vs 3GB)

Larger VRAM bandwidth (512.0GB/s vs 264.0GB/s)

2048 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 7970

3.789 TFLOPS

Radeon R9 FURY X2 +127%

8.602 TFLOPS

Radeon HD 7970

VS

Radeon R9 FURY X2

Graphics Card

Dec 2011

Release Date

Unknown

Southern Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1375 MHz

Memory Clock

500 MHz

Memory

3GB

Memory Size

4GB

GDDR5

Memory Type

HBM

384bit

Memory Bus

4096bit

264.0GB/s

Bandwidth

512.0GB/s

Render Config

32

Compute Units

64

-

2048

Shading Units

4096

128

TMUs

256

32

ROPs

64

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

2 MB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

67.20 GPixel/s

118.4 GTexel/s

Texture Rate

268.8 GTexel/s

-

3.789 TFLOPS

FP32 (float)

8.602 TFLOPS

947.2 GFLOPS

FP64 (double)

-

Board Design

250W

TDP

Unknown

600 W

Suggested PSU

200 W

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

Outputs

1x HDMI 1.4a 3x DisplayPort 1.2

1x 6-pin + 1x 8-pin

Power Connectors

2x 8-pin

Graphics Processor

Tahiti

GPU Name

Capsaicin

Tahiti XT (215-0821060)

GPU Variant

Capsaicin XT C9

GCN 1.0

Architecture

GCN 3.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

8.9 billion

352 mm²

Die Size

596 mm²

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

1.2

OpenCL

2.1

1.2

Vulkan

1.2.170

-

5.1

Shader Model

6.5

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