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
RADEON
Radeon RX Vega 64
CORE STATE
Vega 10
VRAM
8 GB
CLOCK SPEED
1546 MHz
TDP
295 W
BUS WIDTH
2048 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2017
PERFORMANCE BENCHMARKS
geekbench_vulkan
3dmark_3dmark_steel_nomad_dx12
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
R6 M255DX
RX Vega 64
Core Specs
Shading Units
320
4,096
+1180.0%
Shaders
320
4,096
+1180.0%
TMUs
20
256
+1180.0%
ROPs
8
64
+700.0%
Compute Units
5
64
+1180.0%
Clocks
Base Clock
780 MHz
1247 MHz
Boost Clock
855 MHz
1546 MHz
Memory Clock
System Shared
945 MHz
1890 Mbps effective
Memory
Memory Size
System Shared
8 GB
VRAM (MB)
—
8,192
Memory Type
System Shared
HBM2
Memory Bus
System Shared
2048 bit
Bandwidth
System Dependent
483.8 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
128 KB
4 MB
Performance
Pixel Rate
6.840 GPixel/s
98.94 GPixel/s
Texture Rate
17.10 GTexel/s
395.8 GTexel/s
FP32 (TFLOPS)
547.2 GFLOPS
12.66 TFLOPS
FP64 (TFLOPS)
34.20 GFLOPS (1:16)
791.6 GFLOPS (1:16)
FP16 (TFLOPS)
—
25.33 TFLOPS (2:1)
Power
TDP
—
295 W
TDP (W)
—
295
Suggested PSU
—
600 W
Power Connectors
—
2x 8-pin
Architecture
Architecture
GCN 1.0
GCN 5.0
GPU Name
Jet
Vega 10
Generation
Gem System Hybrid
(Rx M200)
Vega
(RX Vega)
Process Size
28 nm
14 nm
Transistors
690 million
12,500 million
Die Size
56 mm²
495 mm²
Foundry
TSMC
GlobalFoundries
Density
12.3M / mm²
25.3M / mm²
API Support
DirectX
12 (11_1)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.3
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.7
Physical
Slot Width
IGP
Dual-slot
Length
—
280 mm
11 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
1x HDMI 2.0b3x DisplayPort 1.4a
Bus Interface
IGP
PCIe 3.0 x16
Other
Launch Price
—
499 USD
Production
End-of-life
End-of-life
Predecessor
—
Polaris
Successor
—
Navi