AMD Radeon HD 6850 X2 vs NVIDIA RTX A5000-12Q

VS

AMD Radeon HD 6850 X2

NVIDIA RTX A5000-12Q

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6850 X2 and 12GB VRAM RTX A5000 12Q 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 7 months late

Boost Clock1695MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (768.0GB/s vs 134.4GB/s)

7232 additional rendering cores

Lower TDP (230W vs 254W)

Score

Benchmark

FP32 (float)

Radeon HD 6850 X2

1.536 TFLOPS

RTX A5000 12Q +1707%

27.77 TFLOPS

Radeon HD 6850 X2

VS

RTX A5000 12Q

Graphics Card

Sep 2011

Release Date

Apr 2021

Northern Islands

Generation

Quadro Ampere

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1170 MHz

-

Boost Clock

1695 MHz

1050 MHz

Memory Clock

2000 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

134.4GB/s

Bandwidth

768.0GB/s

Render Config

12

Compute Units

-

SM Count

64

960

Shading Units

8192

48

TMUs

256

32

ROPs

96

-

Tensor Cores

256

-

RT Cores

64

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

6 MB

-

Theoretical Performance

25.60 GPixel/s

Pixel Rate

162.7 GPixel/s

38.40 GTexel/s

Texture Rate

433.9 GTexel/s

-

FP16 (half)

27.77 TFLOPS

1.536 TFLOPS

FP32 (float)

27.77 TFLOPS

-

FP64 (double)

433.9 GFLOPS

Board Design

254W

TDP

230W

600 W

Suggested PSU

550 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

4x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 8-pin

Graphics Processor

Barts

GPU Name

GA102

Barts PRO (215-0798006)

GPU Variant

-

TeraScale 2

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

1.7 billion

Transistors

28.3 billion

255 mm²

Die Size

628 mm²

Graphics Features

11.2 (11_0)

DirectX

12 Ultimate (12_2)

4.4

OpenGL

4.6

1.2

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

5.0

Shader Model

6.7

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