AMD Radeon HD 6390 vs NVIDIA GeForce GTX 470 PhysX Edition

VS

AMD Radeon HD 6390

NVIDIA GeForce GTX 470 PhysX Edition

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 1280MB VRAM GeForce GTX 470 PhysX Edition 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 PhysX Edition 's Advantages

More VRAM (1280GB vs 1024GB)

Larger VRAM bandwidth (133.9GB/s vs 16.00GB/s)

128 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6390

0.352 TFLOPS

GeForce GTX 470 PhysX Edition +209%

1.089 TFLOPS

Radeon HD 6390

VS

GeForce GTX 470 PhysX Edition

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

1280MB

DDR2

Memory Type

GDDR5

128bit

Memory Bus

320bit

16.00GB/s

Bandwidth

133.9GB/s

Render Config

4

Compute Units

-

SM Count

14

320

Shading Units

448

16

TMUs

56

8

ROPs

40

-

8 KB (per CU)

L1 Cache

64 KB (per SM)

256 KB

L2 Cache

640 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

17.02 GPixel/s

8.800 GTexel/s

Texture Rate

34.05 GTexel/s

-

352.0 GFLOPS

FP32 (float)

1089 GFLOPS

-

Board Design

39W

TDP

215W

200 W

Suggested PSU

550 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x mini-HDMI 1.3a

None

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Processor

Redwood

GPU Name

GT215

Redwood LE

GPU Variant

GT215-400-A2

TeraScale 2

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.627 billion

Transistors

0.727 billion

104 mm²

Die Size

144 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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