AMD Radeon R9 270X vs NVIDIA GeForce 9400 GT Rev. 3

VS

AMD Radeon R9 270X NVIDIA GeForce 9400 GT Rev. 3

We compared two Desktop platform GPUs: 2GB VRAM Radeon R9 270X and 128MB VRAM GeForce 9400 GT Rev. 3 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 270X 's Advantages

Released 1 years and 4 months late

Boost Clock1050MHz

Larger VRAM bandwidth (179.2GB/s vs 9.600GB/s)

1264 additional rendering cores

NVIDIA GeForce 9400 GT Rev. 3 's Advantages

Lower TDP (50W vs 180W)

Score

Benchmark

FP32 (float)

Radeon R9 270X +5873%

2.688 TFLOPS

GeForce 9400 GT Rev. 3

0.045 TFLOPS

Radeon R9 270X

VS

GeForce 9400 GT Rev. 3

Graphics Card

Oct 2013

Release Date

Jun 2012

Volcanic Islands

Generation

GeForce 9

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

1000 MHz

Base Clock

-

1050 MHz

Boost Clock

-

1400 MHz

Memory Clock

600 MHz

Memory

2GB

Memory Size

128MB

GDDR5

Memory Type

DDR2

256bit

Memory Bus

64bit

179.2GB/s

Bandwidth

9.600GB/s

Render Config

-

SM Count

2

20

Compute Units

-

1280

Shading Units

16

80

TMUs

8

32

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

-

512 KB

L2 Cache

32 KB

Theoretical Performance

33.60 GPixel/s

Pixel Rate

2.356 GPixel/s

84.00 GTexel/s

Texture Rate

4.712 GTexel/s

-

FP16 (half)

-

2.688 TFLOPS

FP32 (float)

44.86 GFLOPS

168.0 GFLOPS

FP64 (double)

-

Graphics Processor

Curacao

GPU Name

GT218

Curacao XT (215-0848004)

GPU Variant

GT218-670-B1

GCN 1.0

Architecture

Tesla 2.0

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

2.8 billion

Transistors

0.26 billion

212 mm²

Die Size

57 mm²

Board Design

180W

TDP

50W

450 W

Suggested PSU

250 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x VGA 1x S-Video

2x 6-pin

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

11.1 (10_1)

4.6

OpenGL

3.3

1.2

OpenCL

1.1

1.2

Vulkan

N/A

-

CUDA

1.2

5.1

Shader Model

4.1

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