AMD Radeon HD 6790 vs NVIDIA RTX 4500 Ada Generation

VS

AMD Radeon HD 6790

NVIDIA RTX 4500 Ada Generation

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6790 and 24GB VRAM RTX 4500 Ada Generation to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6790 's Advantages

Lower TDP (150W vs 210W)

NVIDIA RTX 4500 Ada Generation 's Advantages

Released 12 years and 4 months late

Boost Clock2580MHz

More VRAM (24GB vs 1024GB)

Larger VRAM bandwidth (432.0GB/s vs 134.4GB/s)

6880 additional rendering cores

Score

Benchmark

FP32 (float)

Radeon HD 6790

1.344 TFLOPS

RTX 4500 Ada Generation +2848%

39.63 TFLOPS

Radeon HD 6790

VS

RTX 4500 Ada Generation

Graphics Card

Apr 2011

Release Date

Aug 2023

Northern Islands

Generation

Quadro Ada

Desktop

Type

Desktop

PCIe 2.0 x16

Bus Interface

PCIe 4.0 x16

Clock Speeds

-

Base Clock

2070 MHz

-

Boost Clock

2580 MHz

1050 MHz

Memory Clock

2250 MHz

Memory

1024MB

Memory Size

24GB

GDDR5

Memory Type

GDDR6

256bit

Memory Bus

192bit

134.4GB/s

Bandwidth

432.0GB/s

Render Config

10

Compute Units

-

SM Count

60

800

Shading Units

7680

40

TMUs

240

16

ROPs

80

-

Tensor Cores

240

-

RT Cores

60

8 KB (per CU)

L1 Cache

128 KB (per SM)

512 KB

L2 Cache

48 MB

-

Theoretical Performance

13.44 GPixel/s

Pixel Rate

206.4 GPixel/s

33.60 GTexel/s

Texture Rate

619.2 GTexel/s

-

FP16 (half)

39.63 TFLOPS

1344 GFLOPS

FP32 (float)

39.63 TFLOPS

-

FP64 (double)

619.2 GFLOPS

Board Design

150W

TDP

210W

450 W

Suggested PSU

550 W

2x DVI 1x HDMI 1.3a 1x DisplayPort 1.1

Outputs

4x DisplayPort 1.4a

2x 6-pin

Power Connectors

None

Graphics Processor

Barts

GPU Name

AD103

Barts LE (215-0798002)

GPU Variant

-

TeraScale 2

Architecture

Ada Lovelace

TSMC

Foundry

TSMC

40 nm

Process Size

5 nm

1.7 billion

Transistors

45.9 billion

255 mm²

Die Size

379 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

6.7

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