ATI Radeon HD 5870 vs NVIDIA GeForce GTX 490

VS

ATI Radeon HD 5870

NVIDIA GeForce GTX 490

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 5870 and 1536MB VRAM GeForce GTX 490 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 5870 's Advantages

1120 additional rendering cores

Lower TDP (188W vs 365W)

NVIDIA GeForce GTX 490 's Advantages

More VRAM (1536GB vs 1024GB)

Larger VRAM bandwidth (164.0GB/s vs 153.6GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 5870 +133%

2.72 TFLOPS

GeForce GTX 490

1.166 TFLOPS

Radeon HD 5870

VS

GeForce GTX 490

Graphics Card

Sep 2009

Release Date

Unknown

Evergreen

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1200 MHz

Memory Clock

854 MHz

Memory

1024MB

Memory Size

1536MB

GDDR5

Memory Type

GDDR5

256bit

Memory Bus

384bit

153.6GB/s

Bandwidth

164.0GB/s

Render Config

20

Compute Units

-

SM Count

15

1600

Shading Units

480

80

TMUs

60

32

ROPs

48

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

512 KB

L2 Cache

768 KB

-

Theoretical Performance

27.20 GPixel/s

Pixel Rate

18.24 GPixel/s

68.00 GTexel/s

Texture Rate

36.48 GTexel/s

-

2.720 TFLOPS

FP32 (float)

1166 GFLOPS

544.0 GFLOPS

FP64 (double)

145.8 GFLOPS

Board Design

188W

TDP

365W

450 W

Suggested PSU

750 W

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

Outputs

3x DVI 1x mini-DisplayPort

2x 6-pin

Power Connectors

2x 8-pin

Graphics Processor

Cypress

GPU Name

GF100

Cypress XT (215-0735033)

GPU Variant

GF100-375-A3

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

2.154 billion

Transistors

3.1 billion

334 mm²

Die Size

529 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (11_0)

4.4

OpenGL

4.6

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.0

5.0

Shader Model

5.1

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