Home GPU Comparison NVIDIA GeForce 9400 GT vs AMD Radeon HD 6750

NVIDIA GeForce 9400 GT vs AMD Radeon HD 6750

We compared two Desktop platform GPUs: 128MB VRAM GeForce 9400 GT and 1024MB VRAM Radeon HD 6750 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT 's Advantages
Lower TDP (50W vs 86W)
AMD Radeon HD 6750 's Advantages
Released 2 years and 5 months late
More VRAM (1024GB vs 128GB)
Larger VRAM bandwidth (73.60GB/s vs 9.600GB/s)
704 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce 9400 GT
0.029 TFLOPS
Radeon HD 6750 +3375%
1.008 TFLOPS
VS

Graphics Card

Aug 2008
Release Date
Jan 2011
GeForce 9
Generation
Northern Islands
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 2.0 x16

Clock Speeds

-
-
-
-
-
-
600 MHz
Memory Clock
1150 MHz

Memory

128MB
Memory Size
1024MB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
128bit
9.600GB/s
Bandwidth
73.60GB/s

Render Config

-
Compute Units
9
2
SM Count
-
16
Shading Units
720
8
TMUs
36
4
ROPs
16
-
-
-
-
-
-
-
L1 Cache
8 KB (per CU)
16 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

1.836 GPixel/s
Pixel Rate
11.20 GPixel/s
3.672 GTexel/s
Texture Rate
25.20 GTexel/s
-
-
-
29.38 GFLOPS
FP32 (float)
1008 GFLOPS
-
-
-

Board Design

50W
TDP
86W
250 W
Suggested PSU
250 W
1x DVI 1x VGA 1x S-Video
Outputs
2x DVI 1x HDMI 1.3a 2x mini-DisplayPort 1.1
None
Power Connectors
1x 6-pin

Graphics Processor

G86
GPU Name
Juniper
-
GPU Variant
Juniper LE (215-0754009)
Tesla
Architecture
TeraScale 2
TSMC
Foundry
TSMC
80 nm
Process Size
40 nm
0.21 billion
Transistors
1.04 billion
127 mm²
Die Size
166 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
1.1
CUDA
-
4.0
Shader Model
5.0

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