NVIDIA RTX A5000-12Q vs AMD Radeon HD 7870 GHz Edition

VS

NVIDIA RTX A5000-12Q

AMD Radeon HD 7870 GHz Edition

We compared two Desktop platform GPUs: 12GB VRAM RTX A5000 12Q and 2GB VRAM Radeon HD 7870 GHz Edition to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A5000-12Q 's Advantages

Released 9 years and 1 months late

Boost Clock1695MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (768.0GB/s vs 153.6GB/s)

6912 additional rendering cores

AMD Radeon HD 7870 GHz Edition 's Advantages

Lower TDP (175W vs 230W)

Score

Benchmark

FP32 (float)

RTX A5000 12Q +984%

27.77 TFLOPS

Radeon HD 7870 GHz Edition

2.56 TFLOPS

RTX A5000 12Q

VS

Radeon HD 7870 GHz Edition

Graphics Card

Apr 2021

Release Date

Mar 2012

Quadro Ampere

Generation

Southern Islands

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 3.0 x16

Clock Speeds

1170 MHz

Base Clock

-

1695 MHz

Boost Clock

-

2000 MHz

Memory Clock

1200 MHz

Memory

12GB

Memory Size

2GB

GDDR6

Memory Type

GDDR5

384bit

Memory Bus

256bit

768.0GB/s

Bandwidth

153.6GB/s

Render Config

-

Compute Units

20

64

SM Count

-

8192

Shading Units

1280

256

TMUs

80

96

ROPs

32

256

Tensor Cores

-

64

RT Cores

-

128 KB (per SM)

L1 Cache

16 KB (per CU)

6 MB

L2 Cache

512 KB

-

Theoretical Performance

162.7 GPixel/s

Pixel Rate

32.00 GPixel/s

433.9 GTexel/s

Texture Rate

80.00 GTexel/s

27.77 TFLOPS

FP16 (half)

-

27.77 TFLOPS

FP32 (float)

2.560 TFLOPS

433.9 GFLOPS

FP64 (double)

160.0 GFLOPS

Board Design

230W

TDP

175W

550 W

Suggested PSU

450 W

4x DisplayPort 1.4a

Outputs

1x DVI 1x HDMI 1.4a 2x mini-DisplayPort 1.2

1x 8-pin

Power Connectors

2x 6-pin

Graphics Processor

GA102

GPU Name

Pitcairn

-

GPU Variant

Pitcairn XT (215-0828047)

Ampere

Architecture

GCN 1.0

Samsung

Foundry

TSMC

8 nm

Process Size

28 nm

28.3 billion

Transistors

2.8 billion

628 mm²

Die Size

212 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

12 (11_1)

4.6

OpenGL

4.6

3.0

OpenCL

1.2

1.3

Vulkan

1.2

8.6

CUDA

-

6.7

Shader Model

5.1

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