AMD Radeon R7 450 OEM vs AMD Radeon HD 8740 OEM

VS

AMD Radeon R7 450 OEM

AMD Radeon HD 8740 OEM

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 1024MB VRAM Radeon HD 8740 OEM to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages

Released 2 years and 9 months late

More VRAM (2GB vs 1024GB)

AMD Radeon HD 8740 OEM 's Advantages

Lower TDP (55W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R7 450 OEM +15%

0.947 TFLOPS

Radeon HD 8740 OEM

0.819 TFLOPS

Radeon R7 450 OEM

VS

Radeon HD 8740 OEM

Graphics Card

Jun 2016

Release Date

Sep 2013

Arctic Islands

Generation

Sea Islands

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

-

1125 MHz

Memory Clock

1125 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

128bit

72.00GB/s

Bandwidth

72.00GB/s

Render Config

8

Compute Units

8

-

512

Shading Units

512

32

TMUs

32

16

ROPs

16

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

256 KB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

12.80 GPixel/s

29.60 GTexel/s

Texture Rate

25.60 GTexel/s

-

947.2 GFLOPS

FP32 (float)

819.2 GFLOPS

59.20 GFLOPS

FP64 (double)

51.20 GFLOPS

Board Design

65W

TDP

55W

250 W

Suggested PSU

250 W

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

Outputs

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

None

Power Connectors

None

Graphics Processor

Cape Verde

GPU Name

Cape Verde

Cape Verde PRO2

GPU Variant

Cape Verde PRO

GCN 1.0

Architecture

GCN 1.0

TSMC

Foundry

TSMC

28 nm

Process Size

28 nm

1.5 billion

Transistors

1.5 billion

123 mm²

Die Size

123 mm²

Graphics Features

12 (11_1)

DirectX

12 (11_1)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

1.2

1.2.170

Vulkan

1.2

-

6.5 (5.1)

Shader Model

5.1

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