AMD Radeon R9 290X vs AMD Radeon HD 6450 OEM

VS

AMD Radeon R9 290X AMD Radeon HD 6450 OEM

We compared two Desktop platform GPUs: 4GB VRAM Radeon R9 290X and 512MB VRAM Radeon HD 6450 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R9 290X 's Advantages

Released 2 years and 8 months late

Larger VRAM bandwidth (320.0GB/s vs 8.528GB/s)

2656 additional rendering cores

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 290W)

Score

Benchmark

FP32 (float)

Radeon R9 290X +2716%

5.632 TFLOPS

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon R9 290X

VS

Radeon HD 6450 OEM

Graphics Card

Oct 2013

Release Date

Feb 2011

Volcanic Islands

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

-

Base Clock

-

Boost Clock

-

1250 MHz

Memory Clock

533 MHz

Memory

4GB

Memory Size

512MB

GDDR5

Memory Type

GDDR3

512bit

Memory Bus

64bit

320.0GB/s

Bandwidth

8.528GB/s

Render Config

-

SM Count

-

44

Compute Units

2

2816

Shading Units

160

176

TMUs

8

64

ROPs

4

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

8 KB (per CU)

1024 KB

L2 Cache

128 KB

Theoretical Performance

64.00 GPixel/s

Pixel Rate

2.500 GPixel/s

176.0 GTexel/s

Texture Rate

5.000 GTexel/s

-

FP16 (half)

-

5.632 TFLOPS

FP32 (float)

200.0 GFLOPS

704.0 GFLOPS

FP64 (double)

-

Graphics Processor

Hawaii

GPU Name

Caicos

Hawaii XT (215-0852000)

GPU Variant

Junbonator

GCN 2.0

Architecture

TeraScale 2

TSMC

Foundry

TSMC

28 nm

Process Size

40 nm

6.2 billion

Transistors

0.37 billion

438 mm²

Die Size

67 mm²

Board Design

290W

TDP

18W

600 W

Suggested PSU

200 W

2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2

Outputs

1x DVI 1x HDMI 1.3a 1x VGA

1x 6-pin + 1x 8-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

2.0

OpenCL

1.2

Vulkan

N/A

-

CUDA

-

6.3

Shader Model

5.0

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