GPU Comparison
RADEON
AMD Radeon R9 M290X
CORE STATE
Neptune
VRAM
4 GB
CLOCK SPEED
900 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2014
VS
GPU
Iris Xe MAX Graphics
CORE STATE
DG1
VRAM
4 GB
CLOCK SPEED
1650 MHz
TDP
25 W
BUS WIDTH
128 bit
ARCHITECTURE
Generation 12.1
PROCESS
10 nm
LAUNCH DATE
2020
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M290X
Iris Xe MAX Graphics
Core Specs
Shading Units
1,280
768
-40.0%
Shaders
1,280
768
-40.0%
TMUs
80
48
-40.0%
ROPs
32
24
-25.0%
Compute Units
20
—
Execution Units
—
96
Clocks
Base Clock
850 MHz
300 MHz
Boost Clock
900 MHz
1650 MHz
Memory Clock
1200 MHz
4.8 Gbps effective
2133 MHz
4.3 Gbps effective
Memory
Memory Size
4 GB
4 GB
VRAM (MB)
4,096
4,096
0.0%
Memory Type
GDDR5
LPDDR4X
Memory Bus
256 bit
128 bit
Bandwidth
153.6 GB/s
68.26 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
1024 KB
L3 Cache
—
16 MB
Performance
Pixel Rate
28.80 GPixel/s
39.60 GPixel/s
Texture Rate
72.00 GTexel/s
79.20 GTexel/s
FP32 (TFLOPS)
2.304 TFLOPS
2.534 TFLOPS
FP64 (TFLOPS)
144.0 GFLOPS (1:16)
633.6 GFLOPS (1:4)
FP16 (TFLOPS)
—
5.069 TFLOPS (2:1)
Power
TDP
100 W
25 W
TDP (W)
100
25
-75.0%
Suggested PSU
—
200 W
Power Connectors
None
—
Architecture
Architecture
GCN 1.0
Generation 12.1
GPU Name
Neptune
DG1
Generation
Gem System
(R9 M200)
Xe Graphics
Process Size
28 nm
10 nm
Transistors
2,800 million
—
Die Size
212 mm²
95 mm²
Foundry
TSMC
Intel
Density
13.2M / mm²
—
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
3.0
Shader Model
6.5 (5.1)
6.6
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
No outputs
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
Solar System
Graphics
Successor
Polaris Mobile
Alchemist