ATI Radeon HD 4870 X2 vs ATI Radeon HD 4890

VS

ATI Radeon HD 4870 X2 ATI Radeon HD 4890

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4870 X2 and 1024MB VRAM Radeon HD 4890 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

Released 8 months late

Larger VRAM bandwidth (124.8GB/s vs 115.2GB/s)

Lower TDP (190W vs 286W)

Score

Benchmark

FP32 (float)

Radeon HD 4870 X2

1.2 TFLOPS

Radeon HD 4890 +13%

1.36 TFLOPS

Radeon HD 4870 X2

VS

Radeon HD 4890

Graphics Card

Aug 2008

Release Date

Apr 2009

Radeon R700

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

900 MHz

Memory Clock

975 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

256bit

115.2GB/s

Bandwidth

124.8GB/s

Render Config

-

SM Count

-

10

Compute Units

10

800

Shading Units

800

40

TMUs

40

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

13.60 GPixel/s

30.00 GTexel/s

Texture Rate

34.00 GTexel/s

-

FP16 (half)

-

1200 GFLOPS

FP32 (float)

1360 GFLOPS

240.0 GFLOPS

FP64 (double)

272.0 GFLOPS

Graphics Processor

R700

GPU Name

RV790

R700 XT (215-0669045)

GPU Variant

RV790 XT (215-0758016)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.956 billion

Transistors

0.959 billion

256 mm²

Die Size

282 mm²

Board Design

286W

TDP

190W

600 W

Suggested PSU

450 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

2x 6-pin

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

Related GPU Comparisons

1

NVIDIA GeForce GT 730 vs ATI Radeon HD 4870 X2

2

NVIDIA GeForce 9400 GT Rev. 2 vs ATI Radeon HD 4870 X2

3

ATI Radeon HD 4870 X2 vs ATI Radeon HD 5470

4

NVIDIA GeForce 8400 GS PCI Rev. 2 vs ATI Radeon HD 4870 X2

5

NVIDIA GeForce RTX 2080 SUPER vs ATI Radeon HD 4870 X2

6

ATI Radeon HD 4870 X2 vs ATI FirePro 2260 PCI

7

AMD Radeon HD 8950 OEM vs ATI Radeon HD 4870 X2

8

ATI Radeon HD 4870 X2 vs AMD Radeon HD 7470 OEM

9

ATI Radeon HD 4870 X2 vs AMD Radeon Pro W6600

10

ATI Radeon HD 4870 X2 vs AMD Radeon PRO W6400