GPU Comparison
RADEON
AMD Radeon R6 M255DX
CORE STATE
Jet
VRAM
System Shared
CLOCK SPEED
855 MHz
TDP
—
BUS WIDTH
System Shared
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_vulkan
geekbench_opencl
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
Iris Xe MAX Graphics
Core Specs
Shading Units
320
768
+140.0%
Shaders
320
768
+140.0%
TMUs
20
48
+140.0%
ROPs
8
24
+200.0%
Compute Units
5
—
Execution Units
—
96
Clocks
Base Clock
780 MHz
300 MHz
Boost Clock
855 MHz
1650 MHz
Memory Clock
System Shared
2133 MHz
4.3 Gbps effective
Memory
Memory Size
System Shared
4 GB
VRAM (MB)
—
4,096
Memory Type
System Shared
LPDDR4X
Memory Bus
System Shared
128 bit
Bandwidth
System Dependent
68.26 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
128 KB
1024 KB
L3 Cache
—
16 MB
Performance
Pixel Rate
6.840 GPixel/s
39.60 GPixel/s
Texture Rate
17.10 GTexel/s
79.20 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
2.534 TFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
633.6 GFLOPS (1:4)
FP16 (TFLOPS)
—
5.069 TFLOPS (2:1)
Power
TDP
—
25 W
TDP (W)
—
25
Suggested PSU
—
200 W
Architecture
Architecture
GCN 1.0
Generation 12.1
GPU Name
Jet
DG1
Generation
Gem System Hybrid
(Rx M200)
Xe Graphics
Process Size
28 nm
10 nm
Transistors
690 million
—
Die Size
56 mm²
95 mm²
Foundry
TSMC
Intel
Density
12.3M / 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
IGP
IGP
Outputs
Portable Device Dependent
No outputs
Bus Interface
IGP
PCIe 4.0 x8
Other
Production
End-of-life
End-of-life
Predecessor
—
Graphics
Successor
—
Alchemist