AMD Radeon HD 6390 vs NVIDIA GeForce G100 OEM

VS

AMD Radeon HD 6390

NVIDIA GeForce G100 OEM

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 256MB VRAM GeForce G100 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages

Released 2 years and 4 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (16.00GB/s vs 6.400GB/s)

312 additional rendering cores

NVIDIA GeForce G100 OEM 's Advantages

Lower TDP (35W vs 39W)

Score

Benchmark

FP32 (float)

Radeon HD 6390 +1576%

0.352 TFLOPS

GeForce G100 OEM

0.021 TFLOPS

Radeon HD 6390

VS

GeForce G100 OEM

Graphics Card

Jul 2011

Release Date

Mar 2009

Northern Islands

Generation

GeForce 100

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

500 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

DDR2

Memory Type

DDR2

128bit

Memory Bus

64bit

16.00GB/s

Bandwidth

6.400GB/s

Render Config

4

Compute Units

-

SM Count

1

320

Shading Units

8

16

TMUs

4

8

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

16 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

2.160 GPixel/s

8.800 GTexel/s

Texture Rate

2.160 GTexel/s

-

352.0 GFLOPS

FP32 (float)

20.80 GFLOPS

-

Board Design

39W

TDP

35W

200 W

Suggested PSU

200 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

1x DVI 1x S-Video

None

Power Connectors

None

Graphics Processor

Redwood

GPU Name

G98

Redwood LE

GPU Variant

G98-309-U2

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

65 nm

0.627 billion

Transistors

0.21 billion

104 mm²

Die Size

86 mm²

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

1.1

5.0

Shader Model

4.0

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