GeForce 8800 GTX and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score GeForce 8800 GTX vs Radeon RX 6600 XT
GeForce 8800 GTX
608
Radeon RX 6600 XT
16985
GeForce 8800 GTX
Radeon RX 6600 XT
Architecture
Tesla (2006−2010)
Navi / RDNA2 (2020−2022)
GPU code name
G80
Navi 23
Market segment
Desktop
Desktop
Release date
November 2006
July 2021
Interface
PCIe 1.0 x16
PCIe 4.0 x8
Supplementary power connectors
2x 6-pin
1x 8-pin
SLI options
+
-
Boost clock speed
-
2589 MHz
Core clock speed
576 MHz
1968 MHz
CUDA cores
575
-
Floating-point performance
345.6 gflops
-
Manufacturing process technology
90 nm
7 nm
Number of transistors
681 million
11,060 million
Pipelines / CUDA cores
128
2048
Power consumption (TDP)
155 Watt
160 (TGP) Watt
Texture fill rate
36.8 billion/sec
331.4
Memory type
GDDR3
GDDR6
Maximum RAM amount
768 MB
8 GB
Memory bus width
384 Bit
128 Bit
Memory clock speed
900 MHz
16000 MHz
Memory bandwidth
86.4 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI, 2x DisplayPort
HDMI
-
+
DirectX
11.1 (10_0)
12.0 Ultimate (12_2)
CUDA
+
-
OpenCL
1.1
2.1
OpenGL
3.3
4.6
Shader Model
4.0
6.5
Vulkan
N/A
1.2