AMD Radeon RX 6600 XT vs NVIDIA GeForce 8800 GS
We compared two Desktop platform GPUs: 8GB VRAM Radeon RX 6600 XT and 384MB VRAM GeForce 8800 GS to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.
Main Differences
AMD Radeon RX 6600 XT 's Advantages
Released 13 years and 6 months late
Boost Clock2589MHz
More VRAM (8GB vs 384GB)
Larger VRAM bandwidth (256.0GB/s vs 38.40GB/s)
1952 additional rendering cores
NVIDIA GeForce 8800 GS 's Advantages
Lower TDP (105W vs 160W)
Score
Benchmark
FP32 (float)
Radeon RX 6600 XT
+3915%
10.6 TFLOPS
GeForce 8800 GS
0.264 TFLOPS
Graphics Card
Jul 2021
Release Date
Jan 2008
Navi II
Generation
GeForce 8
Desktop
Type
Desktop
PCIe 4.0 x8
Bus Interface
PCIe 1.0 x16
Clock Speeds
1968 MHz
Base Clock
-
2589 MHz
Boost Clock
-
2000 MHz
Memory Clock
800 MHz
Memory
8GB
Memory Size
384MB
GDDR6
Memory Type
GDDR3
128bit
Memory Bus
192bit
256.0GB/s
Bandwidth
38.40GB/s
Render Config
32
Compute Units
-
-
SM Count
12
2048
Shading Units
96
128
TMUs
48
64
ROPs
12
-
-
-
32
RT Cores
-
128 KB per Array
L1 Cache
-
2 MB
L2 Cache
48 KB
32 MB
L3 Cache
-
Theoretical Performance
165.7 GPixel/s
Pixel Rate
6.600 GPixel/s
331.4 GTexel/s
Texture Rate
26.40 GTexel/s
21.21 TFLOPS
FP16 (half)
-
10.60 TFLOPS
FP32 (float)
264.0 GFLOPS
662.8 GFLOPS
FP64 (double)
-
Board Design
160W
TDP
105W
450 W
Suggested PSU
300 W
1x HDMI 2.1
3x DisplayPort 1.4a
Outputs
2x DVI
1x S-Video
1x 8-pin
Power Connectors
1x 6-pin
Graphics Processor
Navi 23
GPU Name
G92
Navi 23 XT
(215-130000006)
GPU Variant
G92-150-A2
RDNA 2.0
Architecture
Tesla
TSMC
Foundry
TSMC
7 nm
Process Size
65 nm
11.06 billion
Transistors
0.754 billion
237 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
6.7
Shader Model
4.0
