NVIDIA GeForce 9400 GT vs AMD Radeon HD 6770 Green Edition

VS

NVIDIA GeForce 9400 GT

AMD Radeon HD 6770 Green Edition

We compared two Desktop platform GPUs: 128MB VRAM GeForce 9400 GT and 2GB VRAM Radeon HD 6770 Green Edition 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 6770 Green Edition 's Advantages

Released 4 years and 8 months late

More VRAM (2GB vs 128GB)

Larger VRAM bandwidth (21.34GB/s vs 9.600GB/s)

704 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT

0.029 TFLOPS

Radeon HD 6770 Green Edition +3375%

1.008 TFLOPS

GeForce 9400 GT

VS

Radeon HD 6770 Green Edition

Graphics Card

Aug 2008

Release Date

Apr 2013

GeForce 9

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

600 MHz

Memory Clock

667 MHz

Memory

128MB

Memory Size

2GB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

128bit

9.600GB/s

Bandwidth

21.34GB/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

-

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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