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 W6600M
CORE STATE
Navi 23
VRAM
8 GB
CLOCK SPEED
2034 MHz
TDP
90 W
BUS WIDTH
128 bit
ARCHITECTURE
RDNA 2.0
PROCESS
7 nm
LAUNCH DATE
2021
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
Pro W6600M
Core Specs
Shading Units
384
1,792
+366.7%
Shaders
384
1,792
+366.7%
TMUs
24
112
+366.7%
ROPs
8
64
+700.0%
Compute Units
6
28
+366.7%
Clocks
Base Clock
850 MHz
1224 MHz
Boost Clock
900 MHz
2034 MHz
Memory Clock
1000 MHz
4 Gbps effective
1750 MHz
14 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR6
Memory Bus
128 bit
128 bit
Bandwidth
64.00 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
128 KB per Array
L2 Cache
256 KB
2 MB
L3 Cache
—
32 MB
L0 Cache
—
32 KB per WGP
Performance
Pixel Rate
7.200 GPixel/s
130.2 GPixel/s
Texture Rate
21.60 GTexel/s
227.8 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
7.290 TFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
455.6 GFLOPS (1:16)
FP16 (TFLOPS)
—
14.58 TFLOPS (2:1)
AI/RT
RT Cores
—
28
Power
TDP
—
90 W
TDP (W)
—
90
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
RDNA 2.0
GPU Name
Mars
Navi 23
Generation
Solar System
(HD 8700M)
Radeon Pro Mobile
(W6x00M)
Process Size
28 nm
7 nm
Transistors
950 million
11,060 million
Die Size
77 mm²
237 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
46.7M / mm²
API Support
DirectX
12 (11_1)
12 Ultimate (12_2)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1 (1.2)
2.1
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
IGP
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-A (3.0)
PCIe 4.0 x16
Other
Production
End-of-life
End-of-life
Predecessor
London
FirePro Mobile
Successor
Gem System
—