AMD Radeon RX 455 OEM vs NVIDIA RTX A5000-12Q

VS

AMD Radeon RX 455 OEM NVIDIA RTX A5000-12Q

We compared two Desktop platform GPUs: 2GB VRAM Radeon RX 455 OEM and 12GB VRAM RTX A5000 12Q to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 455 OEM 's Advantages

Lower TDP (100W vs 230W)

NVIDIA RTX A5000-12Q 's Advantages

Released 4 years and 10 months late

Boost Clock1695MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (768.0GB/s vs 104.0GB/s)

7424 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon RX 455 OEM

1.613 TFLOPS

RTX A5000 12Q +1621%

27.77 TFLOPS

Radeon RX 455 OEM

VS

RTX A5000 12Q

Graphics Card

Jun 2016

Release Date

Apr 2021

Arctic Islands

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1170 MHz

-

Boost Clock

1695 MHz

1625 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

128bit

Memory Bus

384bit

104.0GB/s

Bandwidth

768.0GB/s

Render Config

-

SM Count

64

12

Compute Units

-

768

Shading Units

8192

48

TMUs

256

16

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

16 KB (per CU)

L1 Cache

128 KB (per SM)

256 KB

L2 Cache

6 MB

Theoretical Performance

16.80 GPixel/s

Pixel Rate

162.7 GPixel/s

50.40 GTexel/s

Texture Rate

433.9 GTexel/s

-

FP16 (half)

27.77 TFLOPS

1.613 TFLOPS

FP32 (float)

27.77 TFLOPS

100.8 GFLOPS

FP64 (double)

433.9 GFLOPS

Graphics Processor

Tobago

GPU Name

GA102

Tobago PRO (215-0875010)

GPU Variant

-

GCN 2.0

Architecture

Ampere

TSMC

Foundry

Samsung

28 nm

Process Size

8 nm

2.08 billion

Transistors

28.3 billion

160 mm²

Die Size

628 mm²

Board Design

100W

TDP

230W

300 W

Suggested PSU

550 W

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

Outputs

4x DisplayPort 1.4a

1x 6-pin

Power Connectors

1x 8-pin

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

6.7

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