AMD Radeon HD 6870 vs NVIDIA GeForce GTX 280

VS

AMD Radeon HD 6870 NVIDIA GeForce GTX 280

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6870 and 1024MB VRAM GeForce GTX 280 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6870 's Advantages

Released 2 years and 4 months late

880 additional rendering cores

Lower TDP (151W vs 236W)

NVIDIA GeForce GTX 280 's Advantages

Larger VRAM bandwidth (141.7GB/s vs 134.4GB/s)

Score

Benchmark

FP32 (float)

Radeon HD 6870 +224%

2.016 TFLOPS

GeForce GTX 280

0.622 TFLOPS

Radeon HD 6870

VS

GeForce GTX 280

Graphics Card

Oct 2010

Release Date

Jun 2008

Northern Islands

Generation

GeForce 200

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1050 MHz

Memory Clock

1107 MHz

Memory

1024MB

Memory Size

1024MB

GDDR5

Memory Type

GDDR3

256bit

Memory Bus

512bit

134.4GB/s

Bandwidth

141.7GB/s

Render Config

-

SM Count

30

14

Compute Units

-

1120

Shading Units

240

56

TMUs

80

32

ROPs

32

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

256 KB

Theoretical Performance

28.80 GPixel/s

Pixel Rate

19.26 GPixel/s

50.40 GTexel/s

Texture Rate

48.16 GTexel/s

-

FP16 (half)

-

2.016 TFLOPS

FP32 (float)

622.1 GFLOPS

-

FP64 (double)

77.76 GFLOPS

Graphics Processor

Barts

GPU Name

GT200

Barts XT (215-0798000)

GPU Variant

G200-300-A2

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

1.7 billion

Transistors

1.4 billion

255 mm²

Die Size

576 mm²

Board Design

151W

TDP

236W

450 W

Suggested PSU

550 W

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

Outputs

2x DVI 1x S-Video

2x 6-pin

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

11.2 (11_0)

DirectX

11.1 (10_0)

4.4

OpenGL

3.3

1.2

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

1.3

5.0

Shader Model

4.0

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