Radeon HD 2600 XT and Radeon RX 6600 XT - video card comparison
Passmark - benchmark score Radeon HD 2600 XT vs Radeon RX 6600 XT
Radeon HD 2600 XT
290
Radeon RX 6600 XT
16985
Radeon HD 2600 XT
Radeon RX 6600 XT
Architecture
TeraScale (2005−2013)
Navi / RDNA2 (2020−2022)
GPU code name
RV630
Navi 23
Market segment
Desktop
Desktop
Release date
June 2007
July 2021
Interface
PCIe 1.0 x16
PCIe 4.0 x8
Supplementary power connectors
None
1x 8-pin
Boost clock speed
-
2589 MHz
Core clock speed
800 MHz
1968 MHz
Floating-point performance
192 gflops
-
Manufacturing process technology
65 nm
7 nm
Number of transistors
390 million
11,060 million
Pipelines / CUDA cores
120
2048
Power consumption (TDP)
45 Watt
160 (TGP) Watt
Texture fill rate
6.400
331.4
Memory type
GDDR3
GDDR6
Maximum RAM amount
256 MB
8 GB
Memory bus width
128 Bit
128 Bit
Memory clock speed
1400 MHz
16000 MHz
Memory bandwidth
22.4 GB/s
256.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI, 2x DisplayPort
HDMI
-
+
DirectX
10.0 (10_0)
12.0 Ultimate (12_2)
OpenCL
N/A
2.1
OpenGL
3.3
4.6
Shader Model
4.0
6.5
Vulkan
N/A
1.2