GPU Comparison
RADEON
AMD Radeon HD 7790
CORE STATE
Bonaire
VRAM
1024 MB
CLOCK SPEED
—
TDP
85 W
BUS WIDTH
128 bit
ARCHITECTURE
GCN 2.0
PROCESS
28 nm
LAUNCH DATE
2013
VS
GEFORCE
GeForce 940MX
CORE STATE
GM107
VRAM
2 GB
CLOCK SPEED
861 MHz
TDP
23 W
BUS WIDTH
64 bit
ARCHITECTURE
Maxwell
PROCESS
28 nm
LAUNCH DATE
2016
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
HD 7790
940MX
Core Specs
Shading Units
896
512
-42.9%
Shaders
896
512
-42.9%
TMUs
56
32
-42.9%
ROPs
16
8
-50.0%
Compute Units
14
—
Clocks
Base Clock
—
795 MHz
Boost Clock
—
861 MHz
GPU Clock
1000 MHz
—
Memory Clock
1500 MHz
6 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
1024 MB
2 GB
VRAM (MB)
1,024
2,048
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
128 bit
64 bit
Bandwidth
96.00 GB/s
40.10 GB/s
Cache
L1 Cache
16 KB (per CU)
64 KB (per SMM)
L2 Cache
256 KB
1024 KB
Performance
Pixel Rate
16.00 GPixel/s
6.888 GPixel/s
Texture Rate
56.00 GTexel/s
27.55 GTexel/s
FP32 (TFLOPS)
1.792 TFLOPS
881.7 GFLOPS
FP64 (TFLOPS)
112.0 GFLOPS (1:16)
27.55 GFLOPS (1:32)
Power
TDP
85 W
23 W
TDP (W)
85
23
-72.9%
Suggested PSU
250 W
—
Power Connectors
1x 6-pin
None
Architecture
Architecture
GCN 2.0
Maxwell
GPU Name
Bonaire
GM107
Generation
Southern Islands
(HD 7700)
GeForce 900M
Process Size
28 nm
28 nm
Transistors
2,080 million
1,870 million
Die Size
160 mm²
148 mm²
Foundry
TSMC
TSMC
Density
13.0M / mm²
12.6M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.4
OpenCL
2.1
3.0
CUDA
—
5.0
Shader Model
6.5
6.7 (5.1)
Physical
Slot Width
Dual-slot
MXM Module
Length
183 mm
7.2 inches
—
Outputs
1x DVI1x HDMI 1.4a2x mini-DisplayPort 1.2
Portable Device Dependent
Bus Interface
PCIe 3.0 x16
PCIe 3.0 x8
Other
Launch Price
149 USD
—
Production
End-of-life
End-of-life
Predecessor
Northern Islands
GeForce 800M
Successor
Sea Islands
GeForce 10 Mobile