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 GTS 450
CORE STATE
GF106
VRAM
1024 MB
CLOCK SPEED
—
TDP
106 W
BUS WIDTH
128 bit
ARCHITECTURE
Fermi
PROCESS
40 nm
LAUNCH DATE
2010
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 8790M
GTS 450
Core Specs
Shading Units
384
192
-50.0%
Shaders
384
192
-50.0%
TMUs
24
32
+33.3%
ROPs
8
16
+100.0%
Compute Units
6
—
SM Count
—
4
Clocks
Base Clock
850 MHz
—
Boost Clock
900 MHz
—
GPU Clock
—
783 MHz
Shader Clock
—
1566 MHz
Memory Clock
1000 MHz
4 Gbps effective
902 MHz
3.6 Gbps effective
Memory
Memory Size
2 GB
1024 MB
VRAM (MB)
2,048
1,024
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
128 bit
Bandwidth
64.00 GB/s
57.73 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SM)
L2 Cache
256 KB
256 KB
Performance
Pixel Rate
7.200 GPixel/s
6.264 GPixel/s
Texture Rate
21.60 GTexel/s
25.06 GTexel/s
FP32 (TFLOPS)
691.2 GFLOPS
601.3 GFLOPS
FP64 (TFLOPS)
43.20 GFLOPS (1:16)
50.11 GFLOPS (1:12)
Power
TDP
—
106 W
TDP (W)
—
106
Suggested PSU
—
300 W
Power Connectors
None
1x 6-pin
Architecture
Architecture
GCN 1.0
Fermi
GPU Name
Mars
GF106
Generation
Solar System
(HD 8700M)
GeForce 400
Process Size
28 nm
40 nm
Transistors
950 million
1,170 million
Die Size
77 mm²
238 mm²
Foundry
TSMC
TSMC
Density
12.3M / mm²
4.9M / 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
Dual-slot
Length
—
210 mm
8.3 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
2x DVI1x mini-HDMI 1.3a
Bus Interface
MXM-A (3.0)
PCIe 2.0 x16
Other
Launch Price
—
129 USD
Production
End-of-life
End-of-life
Predecessor
London
GeForce 200
Successor
Gem System
GeForce 500