AMD Radeon R7 450 OEM vs NVIDIA A40 PCIe

VS

AMD Radeon R7 450 OEM

NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 2GB VRAM Radeon R7 450 OEM and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon R7 450 OEM 's Advantages

Lower TDP (65W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 4 years and 4 months late

Boost Clock1740MHz

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (695.8GB/s vs 72.00GB/s)

10240 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon R7 450 OEM

0.947 TFLOPS

A40 PCIe +3851%

37.42 TFLOPS

Radeon R7 450 OEM

VS

A40 PCIe

Graphics Card

Jun 2016

Release Date

Oct 2020

Arctic Islands

Generation

Tesla

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1305 MHz

-

Boost Clock

1740 MHz

1125 MHz

Memory Clock

1812 MHz

Memory

2GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

384bit

72.00GB/s

Bandwidth

695.8GB/s

Render Config

8

Compute Units

-

SM Count

84

512

Shading Units

10752

32

TMUs

336

16

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

6 MB

-

Theoretical Performance

14.80 GPixel/s

Pixel Rate

194.9 GPixel/s

29.60 GTexel/s

Texture Rate

584.6 GTexel/s

-

FP16 (half)

37.42 TFLOPS

947.2 GFLOPS

FP32 (float)

37.42 TFLOPS

59.20 GFLOPS

FP64 (double)

584.6 GFLOPS

Board Design

65W

TDP

300W

250 W

Suggested PSU

700 W

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

Outputs

3x DisplayPort 1.4a

None

Power Connectors

8-pin EPS

Graphics Processor

Cape Verde

GPU Name

GA102

Cape Verde PRO2

GPU Variant

-

GCN 1.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

1.5 billion

Transistors

28.3 billion

123 mm²

Die Size

628 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.1 (1.2)

OpenCL

3.0

1.2.170

Vulkan

1.3

-

CUDA

8.6

6.5 (5.1)

Shader Model

6.6

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