ATI Radeon HD 3830 vs NVIDIA A40 PCIe

VS

ATI Radeon HD 3830

NVIDIA A40 PCIe

We compared two Desktop platform GPUs: 256MB VRAM Radeon HD 3830 and 48GB VRAM A40 PCIe to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 3830 's Advantages

Lower TDP (75W vs 300W)

NVIDIA A40 PCIe 's Advantages

Released 12 years and 6 months late

Boost Clock1740MHz

More VRAM (48GB vs 256GB)

Larger VRAM bandwidth (695.8GB/s vs 26.50GB/s)

10432 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 3830

0.428 TFLOPS

A40 PCIe +8642%

37.42 TFLOPS

Radeon HD 3830

VS

A40 PCIe

Graphics Card

Apr 2008

Release Date

Oct 2020

Radeon R600

Generation

Tesla

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1305 MHz

-

Boost Clock

1740 MHz

828 MHz

Memory Clock

1812 MHz

Memory

256MB

Memory Size

48GB

GDDR3

Memory Type

GDDR6

128bit

Memory Bus

384bit

26.50GB/s

Bandwidth

695.8GB/s

Render Config

4

Compute Units

-

SM Count

84

320

Shading Units

10752

16

TMUs

336

16

ROPs

112

-

Tensor Cores

336

-

RT Cores

84

-

L1 Cache

128 KB (per SM)

128 KB

L2 Cache

6 MB

-

Theoretical Performance

10.69 GPixel/s

Pixel Rate

194.9 GPixel/s

10.69 GTexel/s

Texture Rate

584.6 GTexel/s

-

FP16 (half)

37.42 TFLOPS

427.5 GFLOPS

FP32 (float)

37.42 TFLOPS

85.50 GFLOPS

FP64 (double)

584.6 GFLOPS

Board Design

75W

TDP

300W

250 W

Suggested PSU

700 W

No outputs

Outputs

3x DisplayPort 1.4a

1x 6-pin

Power Connectors

8-pin EPS

Graphics Processor

RV670

GPU Name

GA102

RV670 PRO (215-0708003)

GPU Variant

-

TeraScale

Architecture

Ampere

TSMC

Foundry

Samsung

55 nm

Process Size

8 nm

0.666 billion

Transistors

28.3 billion

192 mm²

Die Size

628 mm²

Graphics Features

10.1 (10_1)

DirectX

12 Ultimate (12_2)

3.3 (full) 4.0 (partial)

OpenGL

4.6

N/A

OpenCL

3.0

N/A

Vulkan

1.3

-

CUDA

8.6

4.1

Shader Model

6.6

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