NVIDIA GeForce 9400 GT Rev. 2 vs ATI Radeon HD 4830

VS

NVIDIA GeForce 9400 GT Rev. 2 ATI Radeon HD 4830

We compared two Desktop platform GPUs: 512MB VRAM GeForce 9400 GT Rev. 2 and 512MB VRAM Radeon HD 4830 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 9400 GT Rev. 2 's Advantages

Lower TDP (50W vs 95W)

ATI Radeon HD 4830 's Advantages

Larger VRAM bandwidth (57.60GB/s vs 12.80GB/s)

624 additional rendering cores

Score

Benchmark

FP32 (float)

GeForce 9400 GT Rev. 2

0.045 TFLOPS

Radeon HD 4830 +1535%

0.736 TFLOPS

GeForce 9400 GT Rev. 2

VS

Radeon HD 4830

Graphics Card

Aug 2008

Release Date

Oct 2008

GeForce 9

Generation

Radeon R700

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

400 MHz

Memory Clock

900 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

256bit

12.80GB/s

Bandwidth

57.60GB/s

Render Config

2

SM Count

-

Compute Units

8

16

Shading Units

640

8

TMUs

32

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

16 KB (per CU)

32 KB

L2 Cache

256 KB

Theoretical Performance

2.200 GPixel/s

Pixel Rate

9.200 GPixel/s

4.400 GTexel/s

Texture Rate

18.40 GTexel/s

-

FP16 (half)

-

44.80 GFLOPS

FP32 (float)

736.0 GFLOPS

-

FP64 (double)

147.2 GFLOPS

Graphics Processor

G96C

GPU Name

RV770

-

GPU Variant

RV770 LE (215-0669075)

Tesla

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.314 billion

Transistors

0.956 billion

121 mm²

Die Size

256 mm²

Board Design

50W

TDP

95W

250 W

Suggested PSU

250 W

1x DVI 1x VGA 1x S-Video

Outputs

2x DVI 1x S-Video

None

Power Connectors

1x 6-pin

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

1.1

N/A

Vulkan

N/A

1.1

CUDA

-

4.0

Shader Model

4.1

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