ATI Radeon HD 3450 AGP vs ATI Radeon HD 3870 X2

VS

ATI Radeon HD 3450 AGP ATI Radeon HD 3870 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 3450 AGP and 512MB VRAM Radeon HD 3870 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3450 AGP 's Advantages

Lower TDP (25W vs 165W)

ATI Radeon HD 3870 X2 's Advantages

Larger VRAM bandwidth (57.66GB/s vs 8.000GB/s)

280 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3450 AGP

0.048 TFLOPS

Radeon HD 3870 X2 +1000%

0.528 TFLOPS

Radeon HD 3450 AGP

VS

Radeon HD 3870 X2

Graphics Card

Jan 2008

Release Date

Jan 2008

Radeon R600

Generation

Radeon R600

Desktop

Type

Desktop

AGP 8x

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

500 MHz

Memory Clock

901 MHz

Memory

512MB

Memory Size

512MB

DDR2

Memory Type

GDDR3

64bit

Memory Bus

256bit

8.000GB/s

Bandwidth

57.66GB/s

Render Config

-

SM Count

-

2

Compute Units

4

40

Shading Units

320

4

TMUs

16

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

L1 Cache

-

64 KB

L2 Cache

256 KB

Theoretical Performance

2.400 GPixel/s

Pixel Rate

13.20 GPixel/s

2.400 GTexel/s

Texture Rate

13.20 GTexel/s

-

FP16 (half)

-

48.00 GFLOPS

FP32 (float)

528.0 GFLOPS

-

FP64 (double)

105.6 GFLOPS

Graphics Processor

RV620

GPU Name

R680

RV620 LE

GPU Variant

R680 XT (215-0708017)

TeraScale

Architecture

TeraScale

TSMC

Foundry

TSMC

55 nm

Process Size

55 nm

0.181 billion

Transistors

0.666 billion

67 mm²

Die Size

192 mm²

Board Design

25W

TDP

165W

200 W

Suggested PSU

450 W

2x DVI

Outputs

2x DVI 1x S-Video

1x Molex

Power Connectors

1x 6-pin + 1x 8-pin

Graphics Features

10.1 (10_1)

DirectX

10.1 (10_1)

3.3

OpenGL

3.3 (full) 4.0 (partial)

N/A

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

4.1

Shader Model

4.1

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