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
GEFORCE
GeForce GTX 580M
CORE STATE
GF114
VRAM
2 GB
CLOCK SPEED
—
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Fermi 2.0
PROCESS
40 nm
LAUNCH DATE
2011
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
GTX 580M
Core Specs
Shading Units
384
384
0.0%
Shaders
384
384
0.0%
TMUs
24
64
+166.7%
ROPs
8
32
+300.0%
Compute Units
6
—
SM Count
—
8
Clocks
Base Clock
850 MHz
—
Boost Clock
900 MHz
—
GPU Clock
—
620 MHz
Shader Clock
—
1240 MHz
Memory Clock
1000 MHz
4 Gbps effective
750 MHz
3 Gbps effective
Memory
Memory Size
2 GB
2 GB
VRAM (MB)
2,048
2,048
0.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
256 bit
Bandwidth
64.00 GB/s
96.00 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
512 KB
Performance
Pixel Rate
7.200 GPixel/s
9.920 GPixel/s
Texture Rate
21.60 GTexel/s
39.68 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
952.3 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
79.36 GFLOPS (1:12)
Power
TDP
—
100 W
TDP (W)
—
100
Power Connectors
None
None
Architecture
Architecture
GCN 1.0
Fermi 2.0
GPU Name
Mars
GF114
Generation
Solar System
(HD 8700M)
GeForce 500M
Process Size
28 nm
40 nm
Transistors
950 million
1,950 million
Die Size
77 mm²
332 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
5.9M / mm²
API Support
DirectX
12 (11_1)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
—
OpenCL
2.1 (1.2)
1.1
CUDA
—
2.1
Shader Model
6.5 (5.1)
5.1
Physical
Slot Width
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-A (3.0)
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
London
GeForce 400M
Successor
Gem System
GeForce 600M