NVIDIA GeForce GTX 280 vs AMD Radeon HD 6390

VS

NVIDIA GeForce GTX 280

AMD Radeon HD 6390

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GTX 280 and 1024MB VRAM Radeon HD 6390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 280 's Advantages

Larger VRAM bandwidth (141.7GB/s vs 16.00GB/s)

AMD Radeon HD 6390 's Advantages

Released 3 years and 1 months late

80 additional rendering cores

Lower TDP (39W vs 236W)

Score

Benchmark

FP32 (float)

GeForce GTX 280 +76%

0.622 TFLOPS

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 280

VS

Radeon HD 6390

Graphics Card

Jun 2008

Release Date

Jul 2011

GeForce 200

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

1107 MHz

Memory Clock

500 MHz

Memory

1024MB

Memory Size

1024MB

GDDR3

Memory Type

DDR2

512bit

Memory Bus

128bit

141.7GB/s

Bandwidth

16.00GB/s

Render Config

-

Compute Units

4

30

SM Count

-

240

Shading Units

320

80

TMUs

16

32

ROPs

8

-

L1 Cache

8 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

19.26 GPixel/s

Pixel Rate

4.400 GPixel/s

48.16 GTexel/s

Texture Rate

8.800 GTexel/s

-

622.1 GFLOPS

FP32 (float)

352.0 GFLOPS

77.76 GFLOPS

FP64 (double)

-

Board Design

236W

TDP

39W

550 W

Suggested PSU

200 W

2x DVI 1x S-Video

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GT200

GPU Name

Redwood

G200-300-A2

GPU Variant

Redwood LE

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

65 nm

Process Size

40 nm

1.4 billion

Transistors

0.627 billion

576 mm²

Die Size

104 mm²

Graphics Features

11.1 (10_0)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

5.0

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