ATI Radeon HD 4870 X2 vs AMD Radeon R9 260 OEM

VS

ATI Radeon HD 4870 X2 AMD Radeon R9 260 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 1024MB VRAM Radeon R9 260 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4870 X2 's Advantages

Larger VRAM bandwidth (115.2GB/s vs 104.0GB/s)

AMD Radeon R9 260 OEM 's Advantages

Released 5 years and 4 months late

96 additional rendering cores

Lower TDP (85W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

Radeon R9 260 OEM +64%

1.971 TFLOPS

Radeon HD 4870 X2

VS

Radeon R9 260 OEM

Graphics Card

Aug 2008

Release Date

Dec 2013

Radeon R700

Generation

Volcanic Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

1625 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

115.2GB/s

Bandwidth

104.0GB/s

Render Config

-

SM Count

-

10

Compute Units

14

800

Shading Units

896

40

TMUs

56

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

12.00 GPixel/s

Pixel Rate

17.60 GPixel/s

30.00 GTexel/s

Texture Rate

61.60 GTexel/s

-

FP16 (half)

-

1200 GFLOPS

FP32 (float)

1.971 TFLOPS

240.0 GFLOPS

FP64 (double)

123.2 GFLOPS

Graphics Processor

R700

GPU Name

Bonaire

R700 XT (215-0669045)

GPU Variant

Bonaire XT (215-0839039)

TeraScale

Architecture

GCN 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

28 nm

0.956 billion

Transistors

2.08 billion

256 mm²

Die Size

160 mm²

Board Design

286W

TDP

85W

600 W

Suggested PSU

250 W

2x DVI 1x S-Video

Outputs

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

1x 6-pin + 1x 8-pin

Power Connectors

1x 6-pin

Graphics Features

10.1 (10_1)

DirectX

12 (12_0)

3.3

OpenGL

4.6

1.1

OpenCL

2.0

N/A

Vulkan

1.2

-

CUDA

-

4.1

Shader Model

6.3

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