Radeon R7 M520 and Xbox XGPU-B - video card comparison
Radeon R7 M520
Xbox XGPU-B
Architecture
GCN 1.0 (2012−2020)
Kelvin (2001−2003)
GPU code name
Oland
NV2A
Market segment
Desktop
Desktop
Release date
April 2017
November 2001
Interface
PCIe 3.0 x8
AGP 4x
Supplementary power connectors
None
-
Core clock speed
1030 MHz
233 MHz
Floating-point performance
659.2 gflops
-
Manufacturing process technology
28 nm
150 nm
Number of transistors
1,040 million
57 million
Pipelines / CUDA cores
320
-
Power consumption (TDP)
50 Watt
-
Texture fill rate
20.60
1.864
Memory type
DDR3
DDR
Maximum RAM amount
2 GB
64 MB
Memory bus width
64 Bit
128 Bit
Memory clock speed
2000 MHz
400 MHz
Memory bandwidth
16 GB/s
6.4 GB/s
Display Connectors
1x DVI, 1x HDMI, 1x VGA
No outputs
HDMI
+
-
DirectX
12.0
8.1
OpenCL
1.2
N/A
OpenGL
4.6
1.4
Shader Model
5.0
-
Vulkan
-
N/A