GPU Comparison
RADEON
AMD Radeon HD 8790M
CORE STATE
Mars
VRAM
2 GB
CLOCK SPEED
900 MHz
TDP
—
BUS WIDTH
128 bit
ARCHITECTURE
GCN 1.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
RADEON
Radeon Pro Vega 16
CORE STATE
Vega 12
VRAM
4 GB
CLOCK SPEED
1190 MHz
TDP
75 W
BUS WIDTH
1024 bit
ARCHITECTURE
GCN 5.0
PROCESS
14 nm
LAUNCH DATE
2018
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
Pro Vega 16
Core Specs
Shading Units
384
1,024
+166.7%
Shaders
384
1,024
+166.7%
TMUs
24
64
+166.7%
ROPs
8
32
+300.0%
Compute Units
6
16
+166.7%
Clocks
Base Clock
850 MHz
815 MHz
Boost Clock
900 MHz
1190 MHz
Memory Clock
1000 MHz
4 Gbps effective
1200 MHz
2.4 Gbps effective
Memory
Memory Size
2 GB
4 GB
VRAM (MB)
2,048
4,096
+100.0%
Memory Type
GDDR5
HBM2
Memory Bus
128 bit
1024 bit
Bandwidth
64.00 GB/s
307.2 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
1024 KB
Performance
Pixel Rate
7.200 GPixel/s
38.08 GPixel/s
Texture Rate
21.60 GTexel/s
76.16 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
2.437 TFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
152.3 GFLOPS (1:16)
FP16 (TFLOPS)
—
4.874 TFLOPS (2:1)
Power
TDP
—
75 W
TDP (W)
—
75
Power Connectors
None
—
Architecture
Architecture
GCN 1.0
GCN 5.0
GPU Name
Mars
Vega 12
Generation
Solar System
(HD 8700M)
Radeon Pro Mac
(Vega Series)
Process Size
28 nm
14 nm
Transistors
950 million
—
Die Size
77 mm²
—
Foundry
TSMC
GlobalFoundries
Density
12.3M / 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)
6.0
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-A (3.0)
PCIe 3.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
—
Successor
Gem System
—