AMD Radeon HD 6990 vs NVIDIA GeForce RTX 3070 Ti GA102

VS

AMD Radeon HD 6990

NVIDIA GeForce RTX 3070 Ti GA102

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 8GB VRAM GeForce RTX 3070 Ti GA102 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 3070 Ti GA102 's Advantages

Released 11 years and 7 months late

Boost Clock1770MHz

More VRAM (8GB vs 2GB)

Larger VRAM bandwidth (608.3GB/s vs 160.0GB/s)

4608 additional rendering cores

Lower TDP (290W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

GeForce RTX 3070 Ti GA102 +752%

21.75 TFLOPS

Radeon HD 6990

VS

GeForce RTX 3070 Ti GA102

Graphics Card

Mar 2011

Release Date

Oct 2022

Northern Islands

Generation

GeForce 30

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1575 MHz

-

Boost Clock

1770 MHz

1250 MHz

Memory Clock

1188 MHz

Memory

2GB

Memory Size

8GB

GDDR5

Memory Type

GDDR6X

256bit

Memory Bus

256bit

160.0GB/s

Bandwidth

608.3GB/s

Render Config

24

Compute Units

-

SM Count

48

1536

Shading Units

6144

96

TMUs

192

32

ROPs

96

-

Tensor Cores

192

-

RT Cores

48

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

4 MB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

169.9 GPixel/s

79.68 GTexel/s

Texture Rate

339.8 GTexel/s

-

FP16 (half)

21.75 TFLOPS

2.550 TFLOPS

FP32 (float)

21.75 TFLOPS

637.4 GFLOPS

FP64 (double)

339.8 GFLOPS

Board Design

375W

TDP

290W

750 W

Suggested PSU

600 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 12-pin

Graphics Processor

Antilles

GPU Name

GA102

Antilles XT (215-0807027)

GPU Variant

GA102-150-A1

TeraScale 3

Architecture

Ampere

TSMC

Foundry

Samsung

40 nm

Process Size

8 nm

2.64 billion

Transistors

28.3 billion

389 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

6.6

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