AMD Radeon HD 6750 vs NVIDIA GeForce 9400 GT PCI

VS

AMD Radeon HD 6750

NVIDIA GeForce 9400 GT PCI

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6750 and 256MB VRAM GeForce 9400 GT PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6750 's Advantages

Released 2 years and 5 months late

More VRAM (1024GB vs 256GB)

Larger VRAM bandwidth (73.60GB/s vs 12.80GB/s)

704 additional rendering cores

NVIDIA GeForce 9400 GT PCI 's Advantages

Lower TDP (50W vs 86W)

Score

Benchmark

FP32 (float)

Radeon HD 6750 +2140%

1.008 TFLOPS

GeForce 9400 GT PCI

0.045 TFLOPS

Radeon HD 6750

VS

GeForce 9400 GT PCI

Graphics Card

Jan 2011

Release Date

Aug 2008

Northern Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

1150 MHz

Memory Clock

400 MHz

Memory

1024MB

Memory Size

256MB

GDDR5

Memory Type

DDR2

128bit

Memory Bus

128bit

73.60GB/s

Bandwidth

12.80GB/s

Render Config

9

Compute Units

-

SM Count

2

720

Shading Units

16

36

TMUs

8

16

ROPs

4

-

8 KB (per CU)

L1 Cache

-

256 KB

L2 Cache

32 KB

-

Theoretical Performance

11.20 GPixel/s

Pixel Rate

2.200 GPixel/s

25.20 GTexel/s

Texture Rate

4.400 GTexel/s

-

1008 GFLOPS

FP32 (float)

44.80 GFLOPS

-

Board Design

86W

TDP

50W

250 W

Suggested PSU

250 W

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

Outputs

1x DVI 1x VGA 1x S-Video

1x 6-pin

Power Connectors

None

Graphics Processor

Juniper

GPU Name

G96C

Juniper LE (215-0754009)

GPU Variant

-

TeraScale 2

Architecture

Tesla

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

1.04 billion

Transistors

0.314 billion

166 mm²

Die Size

121 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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