ATI Radeon HD 4890 vs ATI Radeon HD 5770

VS

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 1024MB VRAM Radeon HD 5770 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

Larger VRAM bandwidth (124.8GB/s vs 76.80GB/s)

ATI Radeon HD 5770 's Advantages

Released 6 months late

Lower TDP (108W vs 190W)

Score

Benchmark

FP32 (float)

Radeon HD 4890

1.36 TFLOPS

Radeon HD 5770

1.36 TFLOPS

Radeon HD 4890

VS

Radeon HD 5770

Graphics Card

Apr 2009

Release Date

Oct 2009

Radeon R700

Generation

Evergreen

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

975 MHz

Memory Clock

1200 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

128bit

124.8GB/s

Bandwidth

76.80GB/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

8 KB (per CU)

256 KB

L2 Cache

256 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

13.60 GPixel/s

34.00 GTexel/s

Texture Rate

34.00 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

1360 GFLOPS

272.0 GFLOPS

FP64 (double)

-

Graphics Processor

RV790

GPU Name

Juniper

RV790 XT (215-0758016)

GPU Variant

Juniper XT (215-0754013)

TeraScale

Architecture

TeraScale 2

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.959 billion

Transistors

1.04 billion

282 mm²

Die Size

166 mm²

Board Design

190W

TDP

108W

450 W

Suggested PSU

300 W

2x DVI 1x S-Video

Outputs

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

2x 6-pin

Power Connectors

1x 6-pin

Graphics Features

10.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

5.0

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