AMD Radeon R9 290 vs AMD Radeon HD 7870 GHz Edition

VS

AMD Radeon R9 290 AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290 and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 290 's Advantages

Released 1 years and 8 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (320.0GB/s vs 153.6GB/s)

1280 additional rendering cores

AMD Radeon HD 7870 GHz Edition 's Advantages

Lower TDP (175W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 290 +89%

4.849 TFLOPS

Radeon HD 7870 GHz Edition

2.56 TFLOPS

Radeon R9 290

VS

Radeon HD 7870 GHz Edition

Graphics Card

Nov 2013

Release Date

Mar 2012

Volcanic Islands

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

GDDR5

Memory Type

GDDR5

512bit

Memory Bus

256bit

320.0GB/s

Bandwidth

153.6GB/s

Render Config

-

SM Count

-

40

Compute Units

20

2560

Shading Units

1280

160

TMUs

80

64

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

1024 KB

L2 Cache

512 KB

Theoretical Performance

60.61 GPixel/s

Pixel Rate

32.00 GPixel/s

151.5 GTexel/s

Texture Rate

80.00 GTexel/s

-

FP16 (half)

-

4.849 TFLOPS

FP32 (float)

2.560 TFLOPS

606.1 GFLOPS

FP64 (double)

160.0 GFLOPS

Graphics Processor

Hawaii

GPU Name

Pitcairn

Hawaii PRO (215-0852020)

GPU Variant

Pitcairn XT (215-0828047)

GCN 2.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

6.2 billion

Transistors

2.8 billion

438 mm²

Die Size

212 mm²

Board Design

275W

TDP

175W

600 W

Suggested PSU

450 W

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

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

CUDA

-

6.3

Shader Model

5.1

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