AMD Radeon HD 7970 vs AMD Radeon R9 370X

VS

AMD Radeon HD 7970

AMD Radeon R9 370X

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7970 and 2GB VRAM Radeon R9 370X to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 7970 's Advantages

More VRAM (3GB vs 2GB)

Larger VRAM bandwidth (264.0GB/s vs 179.2GB/s)

768 additional rendering cores

AMD Radeon R9 370X 's Advantages

Released 3 years and 8 months late

Boost Clock1030MHz

Lower TDP (180W vs 250W)

Score

Benchmark

FP32 (float)

Radeon HD 7970 +43%

3.789 TFLOPS

Radeon R9 370X

2.637 TFLOPS

Radeon HD 7970

VS

Radeon R9 370X

Graphics Card

Dec 2011

Release Date

Aug 2015

Southern Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

980 MHz

-

Boost Clock

1030 MHz

1375 MHz

Memory Clock

1400 MHz

Memory

3GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

384bit

Memory Bus

256bit

264.0GB/s

Bandwidth

179.2GB/s

Render Config

32

Compute Units

24

-

2048

Shading Units

1280

128

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

768 KB

L2 Cache

512 KB

-

Theoretical Performance

29.60 GPixel/s

Pixel Rate

32.96 GPixel/s

118.4 GTexel/s

Texture Rate

82.40 GTexel/s

-

3.789 TFLOPS

FP32 (float)

2.637 TFLOPS

947.2 GFLOPS

FP64 (double)

164.8 GFLOPS

Board Design

250W

TDP

180W

600 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Tahiti

GPU Name

Trinidad

Tahiti XT (215-0821060)

GPU Variant

Trinidad XT

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

4.313 billion

Transistors

2.8 billion

352 mm²

Die Size

212 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

1.2

OpenCL

1.2

Vulkan

1.2

-

5.1

Shader Model

5.1

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