AMD Radeon HD 7870 GHz Edition vs AMD Radeon R9 370X

VS

AMD Radeon HD 7870 GHz Edition

AMD Radeon R9 370X

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 7870 GHz Edition 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 7870 GHz Edition 's Advantages

Lower TDP (175W vs 180W)

AMD Radeon R9 370X 's Advantages

Released 3 years and 5 months late

Boost Clock1030MHz

Larger VRAM bandwidth (179.2GB/s vs 153.6GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Radeon R9 370X +3%

2.637 TFLOPS

Radeon HD 7870 GHz Edition

VS

Radeon R9 370X

Graphics Card

Mar 2012

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

1200 MHz

Memory Clock

1400 MHz

Memory

2GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

153.6GB/s

Bandwidth

179.2GB/s

Render Config

20

Compute Units

24

-

1280

Shading Units

1280

80

TMUs

80

32

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

512 KB

L2 Cache

512 KB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

32.96 GPixel/s

80.00 GTexel/s

Texture Rate

82.40 GTexel/s

-

2.560 TFLOPS

FP32 (float)

2.637 TFLOPS

160.0 GFLOPS

FP64 (double)

164.8 GFLOPS

Board Design

175W

TDP

180W

450 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

2x 6-pin

Power Connectors

2x 6-pin

Graphics Processor

Pitcairn

GPU Name

Trinidad

Pitcairn XT (215-0828047)

GPU Variant

Trinidad XT

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

2.8 billion

Transistors

2.8 billion

212 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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