AMD Radeon HD 8990 OEM vs NVIDIA RTX 4000 Ada Generation

VS

AMD Radeon HD 8990 OEM

NVIDIA RTX 4000 Ada Generation

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 8990 OEM and 20GB VRAM RTX 4000 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4000 Ada Generation 's Advantages

Released 10 years and 4 months late

Boost Clock has increased by 118% (2175MHz vs 1000MHz)

More VRAM (20GB vs 3GB)

Larger VRAM bandwidth (360.0GB/s vs 288.0GB/s)

4096 additional rendering cores

Lower TDP (130W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 8990 OEM

4.096 TFLOPS

RTX 4000 Ada Generation +552%

26.73 TFLOPS

Radeon HD 8990 OEM

VS

RTX 4000 Ada Generation

Graphics Card

Apr 2013

Release Date

Aug 2023

Sea Islands

Generation

Quadro Ada(x000A)

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

950 MHz

Base Clock

1500 MHz

1000 MHz

Boost Clock

2175 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

3GB

Memory Size

20GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

160bit

288.0GB/s

Bandwidth

360.0GB/s

Render Config

32

Compute Units

-

SM Count

48

2048

Shading Units

6144

128

TMUs

192

32

ROPs

80

-

Tensor Cores

192

-

RT Cores

48

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

48 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

174.0 GPixel/s

128.0 GTexel/s

Texture Rate

417.6 GTexel/s

-

FP16 (half)

26.73 TFLOPS

4.096 TFLOPS

FP32 (float)

26.73 TFLOPS

1024 GFLOPS

FP64 (double)

417.6 GFLOPS

Board Design

375W

TDP

130W

750 W

Suggested PSU

300 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

4x DisplayPort 1.4a

2x 8-pin

Power Connectors

1x 16-pin

Graphics Processor

Malta

GPU Name

AD104

Malta XT (215-0849026)

GPU Variant

-

GCN 1.0

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

28 nm

Process Size

5 nm

4.313 billion

Transistors

35.8 billion

365 mm²

Die Size

294 mm²

Graphics Features

12 (11_1)

DirectX

12 Ultimate (12_2)

4.6

OpenGL

4.6

1.2

OpenCL

3.0

1.2

Vulkan

1.3

-

CUDA

8.9

5.1

Shader Model

6.8

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