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 WX 7100
CORE STATE
Ellesmere
VRAM
8 GB
CLOCK SPEED
1243 MHz
TDP
130 W
BUS WIDTH
256 bit
ARCHITECTURE
GCN 4.0
PROCESS
14 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
geekbench_metal
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
Pro WX 7100
Core Specs
Shading Units
384
2,304
+500.0%
Shaders
384
2,304
+500.0%
TMUs
24
144
+500.0%
ROPs
8
32
+300.0%
Compute Units
6
36
+500.0%
Clocks
Base Clock
850 MHz
1188 MHz
Boost Clock
900 MHz
1243 MHz
Memory Clock
1000 MHz
4 Gbps effective
1750 MHz
7 Gbps effective
Memory
Memory Size
2 GB
8 GB
VRAM (MB)
2,048
8,192
+300.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
64.00 GB/s
224.0 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per CU)
L2 Cache
256 KB
2 MB
Performance
Pixel Rate
7.200 GPixel/s
39.78 GPixel/s
Texture Rate
21.60 GTexel/s
179.0 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
5.728 TFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
358.0 GFLOPS (1:16)
FP16 (TFLOPS)
—
5.728 TFLOPS (1:1)
Power
TDP
—
130 W
TDP (W)
—
130
Suggested PSU
—
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 1.0
GCN 4.0
GPU Name
Mars
Ellesmere
Generation
Solar System
(HD 8700M)
Radeon Pro Polaris
(WX x100)
Process Size
28 nm
14 nm
Transistors
950 million
5,700 million
Die Size
77 mm²
232 mm²
Foundry
TSMC
GlobalFoundries
Density
12.3M / mm²
24.6M / mm²
API Support
DirectX
12 (11_1)
12 (12_0)
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
MXM Module
Single-slot
Length
—
241 mm
9.5 inches
Height
—
112 mm
4.4 inches
Outputs
Portable Device Dependent
4x DisplayPort 1.4a
Bus Interface
MXM-A (3.0)
PCIe 3.0 x16
Other
Launch Price
—
799 USD
Production
End-of-life
End-of-life
Predecessor
London
Radeon Pro GCN
Successor
Gem System
Radeon Pro Vega