ATI Radeon HD 4890 vs NVIDIA GeForce GTX 285 Mac Edition

VS

ATI Radeon HD 4890 NVIDIA GeForce GTX 285 Mac Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 4890 and 1024MB VRAM GeForce GTX 285 Mac Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4890 's Advantages

560 additional rendering cores

Lower TDP (190W vs 204W)

NVIDIA GeForce GTX 285 Mac Edition 's Advantages

Larger VRAM bandwidth (159.0GB/s vs 124.8GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 4890 +92%

1.36 TFLOPS

GeForce GTX 285 Mac Edition

0.708 TFLOPS

Radeon HD 4890

VS

GeForce GTX 285 Mac Edition

Graphics Card

Apr 2009

Release Date

Jan 2009

Radeon R700

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

975 MHz

Memory Clock

1242 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

512bit

124.8GB/s

Bandwidth

159.0GB/s

Render Config

-

SM Count

30

10

Compute Units

-

800

Shading Units

240

40

TMUs

80

16

ROPs

32

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

256 KB

Theoretical Performance

13.60 GPixel/s

Pixel Rate

20.74 GPixel/s

34.00 GTexel/s

Texture Rate

51.84 GTexel/s

-

FP16 (half)

-

1360 GFLOPS

FP32 (float)

708.5 GFLOPS

272.0 GFLOPS

FP64 (double)

88.56 GFLOPS

Graphics Processor

RV790

GPU Name

GT200B

RV790 XT (215-0758016)

GPU Variant

G200-350-B3

TeraScale

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.959 billion

Transistors

1.4 billion

282 mm²

Die Size

470 mm²

Board Design

190W

TDP

204W

450 W

Suggested PSU

550 W

2x DVI 1x S-Video

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

2x 6-pin

Graphics Features

10.1 (10_1)

DirectX

11.1 (10_0)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

4.1

Shader Model

4.0

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