AMD Radeon HD 6450 OEM vs ATI Radeon HD 3850 X2

VS

AMD Radeon HD 6450 OEM ATI Radeon HD 3850 X2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 512MB VRAM Radeon HD 3850 X2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Released 2 years and 10 months late

Lower TDP (18W vs 140W)

ATI Radeon HD 3850 X2 's Advantages

Larger VRAM bandwidth (52.99GB/s vs 8.528GB/s)

160 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon HD 3850 X2 +114%

0.428 TFLOPS

Radeon HD 6450 OEM

VS

Radeon HD 3850 X2

Graphics Card

Feb 2011

Release Date

Apr 2008

Northern Islands

Generation

Radeon R600

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

533 MHz

Memory Clock

828 MHz

Memory

512MB

Memory Size

512MB

GDDR3

Memory Type

GDDR3

64bit

Memory Bus

256bit

8.528GB/s

Bandwidth

52.99GB/s

Render Config

-

SM Count

-

2

Compute Units

4

160

Shading Units

320

8

TMUs

16

4

ROPs

16

-

Tensor Cores

-

RT Cores

-

8 KB (per CU)

L1 Cache

-

128 KB

L2 Cache

256 KB

Theoretical Performance

2.500 GPixel/s

Pixel Rate

10.70 GPixel/s

5.000 GTexel/s

Texture Rate

10.70 GTexel/s

-

FP16 (half)

-

200.0 GFLOPS

FP32 (float)

428.2 GFLOPS

-

FP64 (double)

85.63 GFLOPS

Graphics Processor

Caicos

GPU Name

RV670

Junbonator

GPU Variant

RV670 PRO (215-0708003)

TeraScale 2

Architecture

TeraScale

TSMC

Foundry

TSMC

40 nm

Process Size

55 nm

0.37 billion

Transistors

0.666 billion

67 mm²

Die Size

192 mm²

Board Design

18W

TDP

140W

200 W

Suggested PSU

300 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

2x DVI 1x S-Video

None

Power Connectors

-

Graphics Features

11.2 (11_0)

DirectX

10.1 (10_1)

4.4

OpenGL

3.3 (full) 4.0 (partial)

1.2

OpenCL

N/A

Vulkan

N/A

-

CUDA

-

5.0

Shader Model

4.1

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