Radeon HD 2900 XT and GeForce RTX 2080 - video card comparison
Passmark - benchmark score Radeon HD 2900 XT vs GeForce RTX 2080
Radeon HD 2900 XT
679
GeForce RTX 2080
19361
Radeon HD 2900 XT
GeForce RTX 2080
Architecture
TeraScale (2005−2013)
Turing (2018−2021)
GPU code name
R600
Turing TU104
Market segment
Desktop
Desktop
Release date
May 2007
August 2018
Interface
PCIe 1.0 x16
PCIe 3.0 x16
Supplementary power connectors
1x 6-pin + 1x 8-pin
1x 6-pin + 1x 8-pin
Boost clock speed
-
1710 MHz
Core clock speed
743 MHz
1515 MHz
Floating-point performance
475.5 gflops
-
Manufacturing process technology
80 nm
12 nm
Number of transistors
720 million
13,600 million
Pipelines / CUDA cores
320
2944
Power consumption (TDP)
215 Watt
215 Watt
Texture fill rate
11.89
314.6
Memory type
GDDR3
GDDR6
Maximum RAM amount
512 MB
8 GB
Memory bus width
512 Bit
256 Bit
Memory clock speed
1656 MHz
14000 MHz
Memory bandwidth
106.0 GB/s
448.0 GB/s
Shared memory
-
-
Display Connectors
2x DVI, 1x S-Video
1x HDMI, 3x DisplayPort, 1x USB Type-C
HDMI
-
+
G-SYNC support
-
+
DirectX
10.0 (10_0)
12 Ultimate (12_1)
CUDA
-
7.5
OpenCL
N/A
1.2
OpenGL
3.3
4.6
Shader Model
4.0
6.5
Vulkan
N/A
1.2.131
VR Ready
-
+