NVIDIA GeForce GT 340 OEM vs AMD Radeon HD 7450 OEM

VS

NVIDIA GeForce GT 340 OEM

AMD Radeon HD 7450 OEM

We compared two Desktop platform GPUs: 1024MB VRAM GeForce GT 340 OEM and 512MB VRAM Radeon HD 7450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GT 340 OEM 's Advantages

More VRAM (1024GB vs 512GB)

Larger VRAM bandwidth (27.20GB/s vs 8.528GB/s)

AMD Radeon HD 7450 OEM 's Advantages

Released 1 years and 11 months late

64 additional rendering cores

Lower TDP (18W vs 69W)

Score

Benchmark

FP32 (float)

GeForce GT 340 OEM +28%

0.257 TFLOPS

Radeon HD 7450 OEM

0.2 TFLOPS

GeForce GT 340 OEM

VS

Radeon HD 7450 OEM

Graphics Card

Feb 2010

Release Date

Jan 2012

GeForce 300

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

850 MHz

Memory Clock

533 MHz

Memory

1024MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

128bit

Memory Bus

64bit

27.20GB/s

Bandwidth

8.528GB/s

Render Config

-

Compute Units

2

12

SM Count

-

96

Shading Units

160

32

TMUs

8

ROPs

4

-

L1 Cache

8 KB (per CU)

64 KB

L2 Cache

128 KB

-

Theoretical Performance

4.400 GPixel/s

Pixel Rate

2.500 GPixel/s

17.60 GTexel/s

Texture Rate

5.000 GTexel/s

-

257.3 GFLOPS

FP32 (float)

200.0 GFLOPS

-

Board Design

69W

TDP

18W

250 W

Suggested PSU

200 W

1x DVI 1x HDMI 1x VGA

Outputs

1x DVI 1x HDMI 1.3a

None

Power Connectors

None

Graphics Processor

GT215

GPU Name

Caicos

GT215-301-A3

GPU Variant

Caimour

Tesla 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

40 nm

Process Size

40 nm

0.727 billion

Transistors

0.37 billion

144 mm²

Die Size

67 mm²

Graphics Features

11.1 (10_1)

DirectX

11.2 (11_0)

3.3

OpenGL

4.4

1.1

OpenCL

1.2

N/A

Vulkan

N/A

1.2

CUDA

-

4.1

Shader Model

5.0

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