AMD Radeon HD 6990 vs NVIDIA RTX 6000 Ada Generation

VS

AMD Radeon HD 6990 NVIDIA RTX 6000 Ada Generation

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 48GB VRAM RTX 6000 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 6000 Ada Generation 's Advantages

Released 11 years and 9 months late

Boost Clock2505MHz

More VRAM (48GB vs 2GB)

Larger VRAM bandwidth (960.0GB/s vs 160.0GB/s)

16640 additional rendering cores

Lower TDP (300W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

RTX 6000 Ada Generation +3470%

91.06 TFLOPS

Radeon HD 6990

VS

RTX 6000 Ada Generation

Graphics Card

Mar 2011

Release Date

Dec 2022

Northern Islands

Generation

Quadro Ada

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

915 MHz

-

Boost Clock

2505 MHz

1250 MHz

Memory Clock

2500 MHz

Memory

2GB

Memory Size

48GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

384bit

160.0GB/s

Bandwidth

960.0GB/s

Render Config

-

SM Count

142

24

Compute Units

-

1536

Shading Units

18176

96

TMUs

568

32

ROPs

192

-

Tensor Cores

568

-

RT Cores

142

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

96 MB

Theoretical Performance

26.56 GPixel/s

Pixel Rate

481.0 GPixel/s

79.68 GTexel/s

Texture Rate

1423 GTexel/s

-

FP16 (half)

91.06 TFLOPS

2.550 TFLOPS

FP32 (float)

91.06 TFLOPS

637.4 GFLOPS

FP64 (double)

1423 GFLOPS

Graphics Processor

Antilles

GPU Name

AD102

Antilles XT (215-0807027)

GPU Variant

AD102

TeraScale 3

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

4 nm

2.64 billion

Transistors

76.3 billion

389 mm²

Die Size

608 mm²

Board Design

375W

TDP

300W

750 W

Suggested PSU

700 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

4x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

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

8.9

5.0

Shader Model

6.7

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