AMD Xbox Magnus GPU vs AMD Radeon R9 390
GPU · Specs Compare
Graphics Card
Release Date
Unknown
Jun 2015
Generation
Console GPU
Pirate Islands
Type
Desktop
Desktop
Bus Interface
—
PCIe 3.0 x16
Clock Speeds
Memory Clock
1750 MHz
1500 MHz
Memory
Memory Size
32GB
8GB
Memory Type
GDDR7
GDDR5
Memory Bus
192bit
512bit
Bandwidth
672.0GB/s
384.0GB/s
Render Config
Compute Units
68
40
Shading Units
4352
2560
TMUs
272
160
ROPs
64
64
L2 Cache
24 MB
1024 KB
L1 Cache
—
16 KB (per CU)
Theoretical Performance
Pixel Rate
116.8 GPixel/s
64.00 GPixel/s
Texture Rate
496.4 GTexel/s
160.0 GTexel/s
FP16 (half)
31.77 TFLOPS
—
FP32 (float)
15.88 TFLOPS
5.120 TFLOPS
FP64 (double)
992.8 GFLOPS
640.0 GFLOPS
Graphics Processor
GPU Name
Magnus
Grenada
Architecture
RDNA 5.0
GCN 2.0
Foundry
TSMC
TSMC
Process Size
3 nm
28 nm
Transistors
Unknown
6.2 billion
Die Size
264 mm²
438 mm²
GPU Variant
—
Grenada PRO(215-0880030)
Board Design
TDP
250W
275W
Outputs
1x HDMI 2.1
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Suggested PSU
—
600 W
Power Connectors
—
1x 6-pin + 1x 8-pin
Graphics Features
DirectX
12 Ultimate (12_2)
12 (12_0)
OpenGL
4.6
4.6
OpenCL
1.2
2.0
Vulkan
1.2
1.2
Shader Model
6.8
6.3
Benchmark
3DMark Time Spy
—
3,964
3DMark Time Spy Extreme
—
1,931
▲ Specs Compare
Data sourced from official specifications and benchmark tests.