GPU Comparison
RADEON
AMD Radeon R9 M395X
CORE STATE
Amethyst
VRAM
8 GB
CLOCK SPEED
—
TDP
75 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2015
VS
GPU
Arc A770
CORE STATE
DG2-512
VRAM
16 GB
CLOCK SPEED
2400 MHz
TDP
225 W
BUS WIDTH
256 bit
ARCHITECTURE
Xe-HPG
PROCESS
6 nm
LAUNCH DATE
2022
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R9 M395X
A770
Core Specs
Shading Units
2,048
4,096
+100.0%
Shaders
2,048
4,096
+100.0%
TMUs
128
256
+100.0%
ROPs
32
128
+300.0%
Compute Units
32
—
Execution Units
—
512
Clocks
Base Clock
—
2100 MHz
Boost Clock
—
2400 MHz
GPU Clock
723 MHz
—
Memory Clock
1250 MHz
5 Gbps effective
2000 MHz
16 Gbps effective
Memory
Memory Size
8 GB
16 GB
VRAM (MB)
8,192
16,384
+100.0%
Memory Type
GDDR5
GDDR6
Memory Bus
256 bit
256 bit
Bandwidth
160.0 GB/s
512.0 GB/s
Cache
L1 Cache
16 KB (per CU)
—
L2 Cache
512 KB
16 MB
Performance
Pixel Rate
23.14 GPixel/s
307.2 GPixel/s
Texture Rate
92.54 GTexel/s
614.4 GTexel/s
FP32 (TFLOPS)
2.961 TFLOPS
19.66 TFLOPS
FP64 (TFLOPS)
185.1 GFLOPS (1:16)
2.458 TFLOPS (1:8)
FP16 (TFLOPS)
2.961 TFLOPS (1:1)
39.32 TFLOPS (2:1)
AI/RT
RT Cores
—
32
XMX Cores
—
512
Power
TDP
75 W
225 W
TDP (W)
75
225
+200.0%
Suggested PSU
—
550 W
Power Connectors
None
1x 6-pin + 1x 8-pin
Architecture
Architecture
GCN 3.0
Xe-HPG
GPU Name
Amethyst
DG2-512
Generation
Gem System
(R9 M300)
Alchemist
(Arc 7)
Process Size
28 nm
6 nm
Transistors
5,000 million
21,700 million
Die Size
366 mm²
406 mm²
Foundry
TSMC
TSMC
Density
13.7M / mm²
53.4M / mm²
API Support
DirectX
12 (12_0)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
Shader Model
6.5
6.6
Physical
Slot Width
MXM Module
Dual-slot
Outputs
Portable Device Dependent
1x HDMI 2.13x DisplayPort 2.0
Bus Interface
PCIe 3.0 x16
PCIe 4.0 x16
Other
Launch Price
—
329 USD
Production
End-of-life
End-of-life
Predecessor
Solar System
Xe Graphics
Successor
Polaris Mobile
Battlemage