AMD Radeon R7 450 OEM vs AMD Radeon 540

VS

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 1024MB VRAM AMD Radeon 540 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages

More VRAM (2GB vs 1GB)

Larger VRAM bandwidth (72.00GB/s vs 24.00GB/s)

128 additional rendering cores

AMD Radeon 540 's Advantages

Released 10 months late

Lower TDP (50W vs 65W)

Score

Benchmark

FP32 (float)

Radeon R7 450 OEM +4%

0.947 TFLOPS

AMD Radeon 540

0.908 TFLOPS

Radeon R7 450 OEM

VS

AMD Radeon 540

Graphics Card

Jun 2016

Release Date

Apr 2017

Arctic Islands

Generation

Polaris

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 3.0 x8

Clock Speeds

-

Base Clock

-

Boost Clock

-

1125 MHz

Memory Clock

1500 MHz

Memory

2GB

Memory Size

1024MB

GDDR5

Memory Type

GDDR5

128bit

Memory Bus

32bit

72.00GB/s

Bandwidth

24.00GB/s

Render Config

-

SM Count

-

8

Compute Units

6

512

Shading Units

384

32

TMUs

24

16

ROPs

16

-

Tensor Cores

-

RT Cores

-

16 KB (per CU)

L1 Cache

16 KB (per CU)

256 KB

L2 Cache

512 KB

Theoretical Performance

14.80 GPixel/s

Pixel Rate

18.93 GPixel/s

29.60 GTexel/s

Texture Rate

28.39 GTexel/s

-

FP16 (half)

908.5 GFLOPS

947.2 GFLOPS

FP32 (float)

908.5 GFLOPS

59.20 GFLOPS

FP64 (double)

56.78 GFLOPS

Graphics Processor

Cape Verde

GPU Name

Lexa

Cape Verde PRO2

GPU Variant

Lexa PRO (215-0904018)

GCN 1.0

Architecture

GCN 4.0

TSMC

Foundry

GlobalFoundries

28 nm

Process Size

14 nm

1.5 billion

Transistors

2.2 billion

123 mm²

Die Size

103 mm²

Board Design

65W

TDP

50W

250 W

Suggested PSU

250 W

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

Outputs

2x DisplayPort 1.4a

None

Power Connectors

None

Graphics Features

12 (11_1)

DirectX

12 (12_0)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

2.1

1.2.170

Vulkan

1.3

-

CUDA

-

6.5 (5.1)

Shader Model

6.7

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