AMD Radeon HD 7990 vs NVIDIA RTX 4500 Ada Generation

VS

AMD Radeon HD 7990

NVIDIA RTX 4500 Ada Generation

We compared two Desktop platform GPUs: 3GB VRAM Radeon HD 7990 and 24GB VRAM RTX 4500 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA RTX 4500 Ada Generation 's Advantages

Released 10 years and 4 months late

Boost Clock has increased by 158% (2580MHz vs 1000MHz)

More VRAM (24GB vs 3GB)

Larger VRAM bandwidth (432.0GB/s vs 288.0GB/s)

5632 additional rendering cores

Lower TDP (210W vs 375W)

Score

Benchmark

FP32 (float)

Radeon HD 7990

4.096 TFLOPS

RTX 4500 Ada Generation +867%

39.63 TFLOPS

Radeon HD 7990

VS

RTX 4500 Ada Generation

Graphics Card

Apr 2013

Release Date

Aug 2023

Southern Islands

Generation

Quadro Ada

Desktop

Type

Desktop

PCIe 3.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

950 MHz

Base Clock

2070 MHz

1000 MHz

Boost Clock

2580 MHz

1500 MHz

Memory Clock

2250 MHz

Memory

3GB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

384bit

Memory Bus

192bit

288.0GB/s

Bandwidth

432.0GB/s

Render Config

32

Compute Units

-

SM Count

60

2048

Shading Units

7680

128

TMUs

240

32

ROPs

80

-

Tensor Cores

240

-

RT Cores

60

16 KB (per CU)

L1 Cache

128 KB (per SM)

768 KB

L2 Cache

48 MB

-

Theoretical Performance

32.00 GPixel/s

Pixel Rate

206.4 GPixel/s

128.0 GTexel/s

Texture Rate

619.2 GTexel/s

-

FP16 (half)

39.63 TFLOPS

4.096 TFLOPS

FP32 (float)

39.63 TFLOPS

1024 GFLOPS

FP64 (double)

619.2 GFLOPS

Board Design

375W

TDP

210W

750 W

Suggested PSU

550 W

1x DVI 4x mini-DisplayPort 1.2

Outputs

4x DisplayPort 1.4a

2x 8-pin

Power Connectors

None

Graphics Processor

Malta

GPU Name

AD103

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

45.9 billion

365 mm²

Die Size

379 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

6.7

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