NVIDIA RTX 4000 Mobile Ada Generation vs AMD Radeon HD 6990M Rebrand

VS

NVIDIA RTX 4000 Mobile Ada Generation

AMD Radeon HD 6990M Rebrand

We compared two Mobile platform GPUs: 12GB VRAM RTX 4000 Mobile Ada Generation and 1024MB VRAM Radeon HD 6990M Rebrand to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4000 Mobile Ada Generation 's Advantages

Released 11 years and 8 months late

Boost Clock1665MHz

More VRAM (12GB vs 1024GB)

Larger VRAM bandwidth (432.0GB/s vs 70.40GB/s)

6624 additional rendering cores

AMD Radeon HD 6990M Rebrand 's Advantages

Lower TDP (100W vs 110W)

Score

Benchmark

FP32 (float)

RTX 4000 Mobile Ada Generation +1831%

24.72 TFLOPS

Radeon HD 6990M Rebrand

1.28 TFLOPS

RTX 4000 Mobile Ada Generation

VS

Radeon HD 6990M Rebrand

Graphics Card

Mar 2023

Release Date

Jul 2011

Quadro Ada-M

Generation

Vancouver

Mobile

Type

Mobile

PCIe 4.0 x16

Bus Interface

MXM-B (3.0)

Clock Speeds

1290 MHz

Base Clock

-

1665 MHz

Boost Clock

-

2250 MHz

Memory Clock

1100 MHz

Memory

12GB

Memory Size

1024MB

GDDR6

Memory Type

GDDR5

192bit

Memory Bus

128bit

432.0GB/s

Bandwidth

70.40GB/s

Render Config

-

Compute Units

14

58

SM Count

-

7424

Shading Units

800

232

TMUs

40

80

ROPs

16

232

Tensor Cores

-

58

RT Cores

-

128 KB (per SM)

L1 Cache

8 KB (per CU)

48 MB

L2 Cache

256 KB

-

Theoretical Performance

133.2 GPixel/s

Pixel Rate

12.80 GPixel/s

386.3 GTexel/s

Texture Rate

32.00 GTexel/s

24.72 TFLOPS

FP16 (half)

-

24.72 TFLOPS

FP32 (float)

1280 GFLOPS

386.3 GFLOPS

FP64 (double)

-

Board Design

110W

TDP

100W

-

Portable Device Dependent

Outputs

No outputs

None

Power Connectors

-

Graphics Processor

AD104

GPU Name

Broadway

-

GPU Variant

Broadway XTX

Ada Lovelace

Architecture

TeraScale 2

TSMC

Foundry

TSMC

5 nm

Process Size

40 nm

35.8 billion

Transistors

1.04 billion

294 mm²

Die Size

166 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

8.9

CUDA

-

6.7

Shader Model

5.0

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