AMD Radeon RX 455 OEM vs NVIDIA A2

VS

AMD Radeon RX 455 OEM NVIDIA A2

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 16GB VRAM A2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA A2 's Advantages

Released 5 years and 5 months late

Boost Clock1770MHz

More VRAM (16GB vs 2GB)

Larger VRAM bandwidth (200.1GB/s vs 104.0GB/s)

512 additional rendering cores

Lower TDP (60W vs 100W)

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM

1.613 TFLOPS

A2 +180%

4.531 TFLOPS

Radeon RX 455 OEM

VS

A2

Graphics Card

Jun 2016

Release Date

Nov 2021

Arctic Islands

Generation

Quadro

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x8

Clock Speeds

-

Base Clock

1440 MHz

-

Boost Clock

1770 MHz

1625 MHz

Memory Clock

1563 MHz

Memory

2GB

Memory Size

16GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

128bit

104.0GB/s

Bandwidth

200.1GB/s

Render Config

-

SM Count

10

12

Compute Units

-

768

Shading Units

1280

48

TMUs

40

16

ROPs

32

-

Tensor Cores

40

-

RT Cores

10

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

2 MB

Theoretical Performance

16.80 GPixel/s

Pixel Rate

56.64 GPixel/s

50.40 GTexel/s

Texture Rate

70.80 GTexel/s

-

FP16 (half)

4.531 TFLOPS

1.613 TFLOPS

FP32 (float)

4.531 TFLOPS

100.8 GFLOPS

FP64 (double)

70.80 GFLOPS

Graphics Processor

Tobago

GPU Name

GA107

Tobago PRO (215-0875010)

GPU Variant

-

GCN 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.08 billion

Transistors

Unknown

160 mm²

Die Size

Unknown

Board Design

100W

TDP

60W

300 W

Suggested PSU

250 W

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

Outputs

No outputs

1x 6-pin

Power Connectors

None

Graphics Features

12 (12_0)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

2.0

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.6

6.3

Shader Model

6.6

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