AMD Radeon RX 6900 XTX vs NVIDIA GeForce 8800 GTS 512

VS

AMD Radeon RX 6900 XTX

NVIDIA GeForce 8800 GTS 512

We compared two Desktop platform GPUs: 16GB VRAM Radeon RX 6900 XTX and 512MB VRAM GeForce 8800 GTS 512 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon RX 6900 XTX 's Advantages

Boost Clock2435MHz

More VRAM (16GB vs 512GB)

Larger VRAM bandwidth (576.0GB/s vs 52.48GB/s)

4992 additional rendering cores

NVIDIA GeForce 8800 GTS 512 's Advantages

Lower TDP (135W vs 330W)

Score

Benchmark

FP32 (float)

Radeon RX 6900 XTX +5892%

24.93 TFLOPS

GeForce 8800 GTS 512

0.416 TFLOPS

Radeon RX 6900 XTX

VS

GeForce 8800 GTS 512

Graphics Card

Unknown

Release Date

Dec 2007

Navi II

Generation

GeForce 8

Desktop

Type

Desktop

PCIe 4.0 x16

Bus Interface

PCIe 2.0 x16

Clock Speeds

2075 MHz

Base Clock

-

2435 MHz

Boost Clock

-

2250 MHz

Memory Clock

820 MHz

Memory

16GB

Memory Size

512MB

GDDR6

Memory Type

GDDR3

256bit

Memory Bus

256bit

576.0GB/s

Bandwidth

52.48GB/s

Render Config

80

Compute Units

-

SM Count

16

5120

Shading Units

128

320

TMUs

64

128

ROPs

16

-

80

RT Cores

-

128 KB per Array

L1 Cache

-

4 MB

L2 Cache

64 KB

128 MB

L3 Cache

-

Theoretical Performance

311.7 GPixel/s

Pixel Rate

10.40 GPixel/s

779.2 GTexel/s

Texture Rate

41.60 GTexel/s

49.87 TFLOPS

FP16 (half)

-

24.93 TFLOPS

FP32 (float)

416.0 GFLOPS

1.558 TFLOPS

FP64 (double)

-

Board Design

330W

TDP

135W

700 W

Suggested PSU

300 W

1x HDMI 2.1 2x DisplayPort 1.4a 1x USB Type-C

Outputs

2x DVI 1x S-Video

2x 8-pin

Power Connectors

1x 6-pin

Graphics Processor

Navi 21

GPU Name

G92

Navi 21 XTXH (215-121000247)

GPU Variant

G92-400-A2

RDNA 2.0

Architecture

Tesla

TSMC

Foundry

TSMC

7 nm

Process Size

65 nm

26.8 billion

Transistors

0.754 billion

520 mm²

Die Size

324 mm²

Graphics Features

12 Ultimate (12_2)

DirectX

11.1 (10_0)

4.6

OpenGL

3.3

2.1

OpenCL

1.1

1.3

Vulkan

N/A

-

CUDA

1.1

6.5

Shader Model

4.0

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