AMD Radeon R9 FURY X vs AMD Radeon HD 8870 OEM

VS

AMD Radeon R9 FURY X

AMD Radeon HD 8870 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 FURY X and 2GB VRAM Radeon HD 8870 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 FURY X 's Advantages

Released 2 years and 5 months late

More VRAM (4GB vs 2GB)

Larger VRAM bandwidth (512.0GB/s vs 153.6GB/s)

2816 additional rendering cores

AMD Radeon HD 8870 OEM 's Advantages

Lower TDP (175W vs 275W)

Score

Benchmark

FP32 (float)

Radeon R9 FURY X +236%

8.602 TFLOPS

Radeon HD 8870 OEM

2.56 TFLOPS

Radeon R9 FURY X

VS

Radeon HD 8870 OEM

Graphics Card

Jun 2015

Release Date

Jan 2013

Pirate Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

500 MHz

Memory Clock

1200 MHz

Memory

4GB

Memory Size

2GB

HBM

Memory Type

GDDR5

4096bit

Memory Bus

256bit

512.0GB/s

Bandwidth

153.6GB/s

Render Config

64

Compute Units

20

-

4096

Shading Units

1280

256

TMUs

80

64

ROPs

32

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

67.20 GPixel/s

Pixel Rate

32.00 GPixel/s

268.8 GTexel/s

Texture Rate

80.00 GTexel/s

8.602 TFLOPS

FP16 (half)

-

8.602 TFLOPS

FP32 (float)

2.560 TFLOPS

537.6 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

275W

TDP

175W

600 W

Suggested PSU

450 W

1x HDMI 1.4a 3x DisplayPort 1.2

Outputs

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

2x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

Fiji

GPU Name

Pitcairn

Fiji XT C8 (215-0862040)

GPU Variant

Pitcairn XT (215-0828047)

GCN 3.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

8.9 billion

Transistors

2.8 billion

596 mm²

Die Size

212 mm²

Graphics Features

12 (12_0)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.0

OpenCL

1.2

Vulkan

1.2

-

6.3

Shader Model

5.1

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