NVIDIA GeForce GTX 295 vs ATI Radeon HD 3450 PCI

VS

NVIDIA GeForce GTX 295

ATI Radeon HD 3450 PCI

We compared two Desktop platform GPUs: 896MB VRAM GeForce GTX 295 and 512MB VRAM Radeon HD 3450 PCI to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 295 's Advantages

Released 1 years late

More VRAM (896GB vs 512GB)

Larger VRAM bandwidth (111.9GB/s vs 6.400GB/s)

200 additional rendering cores

ATI Radeon HD 3450 PCI 's Advantages

Lower TDP (25W vs 289W)

Score

Benchmark

FP32 (float)

GeForce GTX 295 +1141%

0.596 TFLOPS

Radeon HD 3450 PCI

0.048 TFLOPS

GeForce GTX 295

VS

Radeon HD 3450 PCI

Graphics Card

Jan 2009

Release Date

Jan 2008

GeForce 200

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCI

Clock Speeds

-

999 MHz

Memory Clock

400 MHz

Memory

896MB

Memory Size

512MB

GDDR3

Memory Type

DDR2

448bit

Memory Bus

64bit

111.9GB/s

Bandwidth

6.400GB/s

Render Config

-

Compute Units

2

30

SM Count

-

240

Shading Units

40

80

TMUs

4

28

ROPs

4

-

224 KB

L2 Cache

64 KB

-

Theoretical Performance

16.13 GPixel/s

Pixel Rate

2.400 GPixel/s

46.08 GTexel/s

Texture Rate

2.400 GTexel/s

-

596.2 GFLOPS

FP32 (float)

48.00 GFLOPS

74.52 GFLOPS

FP64 (double)

-

Board Design

289W

TDP

25W

600 W

Suggested PSU

200 W

2x DVI 1x HDMI

Outputs

1x DVI 1x S-Video

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Processor

GT200B

GPU Name

RV620

G200-401-B3

GPU Variant

RV620 LE

Tesla 2.0

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

1.4 billion

Transistors

0.181 billion

470 mm²

Die Size

67 mm²

Graphics Features

11.1 (10_0)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3

1.1

OpenCL

N/A

Vulkan

N/A

1.3

CUDA

-

4.0

Shader Model

4.1

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