AMD Radeon HD 6390 vs NVIDIA GeForce GTX 470 X2

VS

AMD Radeon HD 6390

NVIDIA GeForce GTX 470 X2

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 1024MB VRAM GeForce GTX 470 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Lower TDP (39W vs 215W)

NVIDIA GeForce GTX 470 X2 's Advantages

Larger VRAM bandwidth (107.1GB/s vs 16.00GB/s)

32 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 470 X2 +142%

0.855 TFLOPS

Radeon HD 6390

VS

GeForce GTX 470 X2

Graphics Card

Jul 2011

Release Date

Unknown

Northern Islands

Generation

GeForce 400

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

837 MHz

Memory

1024MB

Memory Size

1024MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

256bit

16.00GB/s

Bandwidth

107.1GB/s

Render Config

4

Compute Units

-

SM Count

11

320

Shading Units

352

16

TMUs

44

8

ROPs

32

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

512 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

13.38 GPixel/s

8.800 GTexel/s

Texture Rate

26.75 GTexel/s

-

352.0 GFLOPS

FP32 (float)

855.4 GFLOPS

-

Board Design

39W

TDP

215W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

3x DVI

None

Power Connectors

2x 8-pin

Graphics Processor

Redwood

GPU Name

GF100

Redwood LE

GPU Variant

GF100-030-A3

TeraScale 2

Architecture

Fermi

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.627 billion

Transistors

3.1 billion

104 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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