ATI Radeon HD 3450 X2 vs NVIDIA GeForce GT 545

VS

ATI Radeon HD 3450 X2 NVIDIA GeForce GT 545

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3450 X2 and 1536MB VRAM GeForce GT 545 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3450 X2 's Advantages

Lower TDP (50W vs 70W)

NVIDIA GeForce GT 545 's Advantages

Released 3 years and 5 months late

More VRAM (1536GB vs 512GB)

Larger VRAM bandwidth (38.40GB/s vs 8.000GB/s)

104 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3450 X2

0.048 TFLOPS

GeForce GT 545 +764%

0.415 TFLOPS

Radeon HD 3450 X2

VS

GeForce GT 545

Graphics Card

Dec 2007

Release Date

May 2011

Radeon R600

Generation

GeForce 500

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

500 MHz

Memory Clock

800 MHz

Memory

512MB

Memory Size

1536MB

DDR2

Memory Type

DDR3

64bit

Memory Bus

192bit

8.000GB/s

Bandwidth

38.40GB/s

Render Config

-

SM Count

3

2

Compute Units

-

40

Shading Units

144

4

TMUs

24

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

64 KB (per SM)

64 KB

L2 Cache

384 KB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

4.320 GPixel/s

2.400 GTexel/s

Texture Rate

17.28 GTexel/s

-

FP16 (half)

-

48.00 GFLOPS

FP32 (float)

414.7 GFLOPS

-

FP64 (double)

34.56 GFLOPS

Graphics Processor

RV620

GPU Name

GF116

RV620 LE

GPU Variant

-

TeraScale

Architecture

Fermi 2.0

TSMC

Foundry

TSMC

55 nm

Process Size

40 nm

0.181 billion

Transistors

1.17 billion

67 mm²

Die Size

238 mm²

Board Design

50W

TDP

70W

250 W

Suggested PSU

250 W

2x DMS-59

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

None

Power Connectors

None

Graphics Features

10.1 (10_1)

DirectX

12 (11_0)

3.3

OpenGL

4.6

N/A

OpenCL

1.1

N/A

Vulkan

N/A

-

CUDA

2.1

4.1

Shader Model

5.1

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