AMD Radeon HD 6450 OEM vs AMD Radeon R9 380

VS

AMD Radeon HD 6450 OEM

AMD Radeon R9 380

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 6450 OEM and 2GB VRAM Radeon R9 380 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6450 OEM 's Advantages

Lower TDP (18W vs 190W)

AMD Radeon R9 380 's Advantages

Released 4 years and 4 months late

More VRAM (2GB vs 512GB)

Larger VRAM bandwidth (176.0GB/s vs 8.528GB/s)

1632 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6450 OEM

0.2 TFLOPS

Radeon R9 380 +1638%

3.476 TFLOPS

Radeon HD 6450 OEM

VS

Radeon R9 380

Graphics Card

Feb 2011

Release Date

Jun 2015

Northern Islands

Generation

Pirate Islands

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

533 MHz

Memory Clock

1375 MHz

Memory

512MB

Memory Size

2GB

GDDR3

Memory Type

GDDR5

64bit

Memory Bus

256bit

8.528GB/s

Bandwidth

176.0GB/s

Render Config

2

Compute Units

28

-

160

Shading Units

1792

8

TMUs

112

4

ROPs

32

-

8 KB (per CU)

L1 Cache

16 KB (per CU)

128 KB

L2 Cache

512 KB

-

Theoretical Performance

2.500 GPixel/s

Pixel Rate

31.04 GPixel/s

5.000 GTexel/s

Texture Rate

108.6 GTexel/s

-

FP16 (half)

3.476 TFLOPS

200.0 GFLOPS

FP32 (float)

3.476 TFLOPS

-

FP64 (double)

217.3 GFLOPS

Board Design

18W

TDP

190W

200 W

Suggested PSU

450 W

1x DVI 1x HDMI 1.3a 1x VGA

Outputs

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

None

Power Connectors

2x 6-pin

Graphics Processor

Caicos

GPU Name

Antigua

Junbonator

GPU Variant

Antigua PRO (215-0877000)

TeraScale 2

Architecture

GCN 3.0

TSMC

Foundry

TSMC

40 nm

Process Size

28 nm

0.37 billion

Transistors

5 billion

67 mm²

Die Size

366 mm²

Graphics Features

11.2 (11_0)

DirectX

12 (12_0)

4.4

OpenGL

4.6

1.2

OpenCL

2.0

N/A

Vulkan

1.2

-

5.0

Shader Model

6.3

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