NVIDIA RTX A1000 vs AMD Radeon HD 6850

VS

NVIDIA RTX A1000

AMD Radeon HD 6850

We compared two Desktop platform GPUs: 8GB VRAM RTX A1000 and 1024MB VRAM Radeon HD 6850 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX A1000 's Advantages

Released 13 years and 6 months late

Boost Clock1462MHz

More VRAM (8GB vs 1024GB)

Larger VRAM bandwidth (192.0GB/s vs 128.0GB/s)

1344 additional rendering cores

Lower TDP (50W vs 127W)

Score

Benchmark

FP32 (float)

RTX A1000 +352%

6.737 TFLOPS

Radeon HD 6850

1.488 TFLOPS

RTX A1000

VS

Radeon HD 6850

Graphics Card

Apr 2024

Release Date

Oct 2010

Quadro Ampere

Generation

Northern Islands

Desktop

Type

Desktop

PCIe 4.0 x8

Bus Interface

PCIe 2.0 x16

Clock Speeds

727 MHz

Base Clock

-

1462 MHz

Boost Clock

-

1500 MHz

Memory Clock

1000 MHz

Memory

8GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

128bit

Memory Bus

256bit

192.0GB/s

Bandwidth

128.0GB/s

Render Config

-

Compute Units

12

18

SM Count

-

2304

Shading Units

960

72

TMUs

48

32

ROPs

32

72

Tensor Cores

-

18

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

2 MB

L2 Cache

512 KB

-

Theoretical Performance

46.78 GPixel/s

Pixel Rate

24.80 GPixel/s

105.3 GTexel/s

Texture Rate

37.20 GTexel/s

6.737 TFLOPS

FP16 (half)

-

6.737 TFLOPS

FP32 (float)

1488 GFLOPS

105.3 GFLOPS

FP64 (double)

-

Board Design

50W

TDP

127W

250 W

Suggested PSU

300 W

4x mini-DisplayPort 1.4a

Outputs

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

None

Power Connectors

1x 6-pin

Graphics Processor

GA107

GPU Name

Barts

-

GPU Variant

Barts PRO (215-0798006)

Ampere

Architecture

TeraScale 2

Samsung

Foundry

TSMC

8 nm

Process Size

40 nm

8.7 billion

Transistors

1.7 billion

200 mm²

Die Size

255 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.2 (11_0)

4.6

OpenGL

4.4

3.0

OpenCL

1.2

1.3

Vulkan

N/A

8.6

CUDA

-

6.7

Shader Model

5.0

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