GPU Comparison
RADEON
AMD Radeon R7 M445
CORE STATE
Meso
VRAM
4 GB
CLOCK SPEED
920 MHz
TDP
—
BUS WIDTH
64 bit
ARCHITECTURE
GCN 3.0
PROCESS
28 nm
LAUNCH DATE
2016
VS
GEFORCE
GeForce GTX 680
CORE STATE
GK104
VRAM
2 GB
CLOCK SPEED
1058 MHz
TDP
195 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
PERFORMANCE BENCHMARKS
geekbench_opencl
geekbench_metal
geekbench_vulkan
DETAILED SPECIFICATIONS
SPECIFICATION
R7 M445
GTX 680
Core Specs
Shading Units
320
1,536
+380.0%
Shaders
320
1,536
+380.0%
TMUs
20
128
+540.0%
ROPs
8
32
+300.0%
Compute Units
5
—
Clocks
Base Clock
780 MHz
1006 MHz
Boost Clock
920 MHz
1058 MHz
Memory Clock
1000 MHz
4 Gbps effective
1502 MHz
6 Gbps effective
Memory
Memory Size
4 GB
2 GB
VRAM (MB)
4,096
2,048
-50.0%
Memory Type
GDDR5
GDDR5
Memory Bus
64 bit
256 bit
Bandwidth
32.00 GB/s
192.3 GB/s
Cache
L1 Cache
16 KB (per CU)
16 KB (per SMX)
L2 Cache
128 KB
512 KB
Performance
Pixel Rate
7.360 GPixel/s
33.86 GPixel/s
Texture Rate
18.40 GTexel/s
135.4 GTexel/s
FP32 (TFLOPS)
588.8 GFLOPS
3.250 TFLOPS
FP64 (TFLOPS)
36.80 GFLOPS (1:16)
135.4 GFLOPS (1:24)
FP16 (TFLOPS)
588.8 GFLOPS (1:1)
—
Power
TDP
—
195 W
TDP (W)
—
195
Suggested PSU
—
450 W
Power Connectors
—
2x 6-pin
Architecture
Architecture
GCN 3.0
Kepler
GPU Name
Meso
GK104
Generation
Gem System
(R7 M400)
GeForce 600
Process Size
28 nm
28 nm
Transistors
1,550 million
3,540 million
Die Size
125 mm²
294 mm²
Foundry
TSMC
TSMC
Density
12.4M / mm²
12.0M / mm²
API Support
DirectX
12 (12_0)
12 (11_0)
OpenGL
4.6
4.6
Vulkan
1.2.170
1.2.175
OpenCL
2.1
3.0
CUDA
—
3.0
Shader Model
6.5
6.5 (5.1)
Physical
Slot Width
IGP
Dual-slot
Length
—
256 mm
10.1 inches
Height
—
111 mm
4.4 inches
Outputs
Portable Device Dependent
2x DVI1x HDMI 1.4a1x DisplayPort 1.2
Bus Interface
PCIe 3.0 x8
PCIe 3.0 x16
Other
Launch Price
—
499 USD
Production
End-of-life
End-of-life
Predecessor
Solar System
GeForce 500
Successor
Polaris Mobile
GeForce 700