AMD Radeon HD 6990 vs NVIDIA GeForce RTX 4070 GDDR6

VS

AMD Radeon HD 6990

NVIDIA GeForce RTX 4070 GDDR6

We compared two Desktop platform GPUs: 2GB VRAM Radeon HD 6990 and 12GB VRAM GeForce RTX 4070 GDDR6 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce RTX 4070 GDDR6 's Advantages

Released 13 years and 5 months late

Boost Clock2475MHz

More VRAM (12GB vs 2GB)

Larger VRAM bandwidth (480.0GB/s vs 160.0GB/s)

4352 additional rendering cores

Lower TDP (200W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 6990

2.55 TFLOPS

GeForce RTX 4070 GDDR6 +1043%

29.15 TFLOPS

Radeon HD 6990

VS

GeForce RTX 4070 GDDR6

Graphics Card

Mar 2011

Release Date

Aug 2024

Northern Islands

Generation

GeForce 40

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

1920 MHz

-

Boost Clock

2475 MHz

1250 MHz

Memory Clock

2500 MHz

Memory

2GB

Memory Size

12GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

160.0GB/s

Bandwidth

480.0GB/s

Render Config

24

Compute Units

-

SM Count

46

1536

Shading Units

5888

96

TMUs

184

32

ROPs

64

-

Tensor Cores

184

-

RT Cores

46

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

36 MB

-

Theoretical Performance

26.56 GPixel/s

Pixel Rate

158.4 GPixel/s

79.68 GTexel/s

Texture Rate

455.4 GTexel/s

-

FP16 (half)

29.15 TFLOPS

2.550 TFLOPS

FP32 (float)

29.15 TFLOPS

637.4 GFLOPS

FP64 (double)

455.4 GFLOPS

Board Design

375W

TDP

200W

750 W

Suggested PSU

550 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

1x HDMI 2.1 3x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Antilles

GPU Name

AD104

Antilles XT (215-0807027)

GPU Variant

AD104-2XX-A1

TeraScale 3

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

2.64 billion

Transistors

35.8 billion

389 mm²

Die Size

294 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

8.9

5.0

Shader Model

6.8

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