GPU Comparison
GEFORCE
NVIDIA GeForce GTX 680M
CORE STATE
GK104
VRAM
4 GB
CLOCK SPEED
758 MHz
TDP
100 W
BUS WIDTH
256 bit
ARCHITECTURE
Kepler
PROCESS
28 nm
LAUNCH DATE
2012
VS
GEFORCE
GeForce GTX 980M
CORE STATE
GM204
VRAM
8 GB
CLOCK SPEED
1127 MHz
TDP
—
BUS WIDTH
256 bit
ARCHITECTURE
Maxwell 2.0
PROCESS
28 nm
LAUNCH DATE
2014
PERFORMANCE BENCHMARKS
geekbench_metal
geekbench_opencl
3dmark_3dmark_steel_nomad_dx12
geekbench_vulkan
passmark_directx_10
passmark_directx_11
passmark_directx_12
passmark_directx_9
passmark_g2d
passmark_g3d
passmark_gpu_compute
DETAILED SPECIFICATIONS
SPECIFICATION
GTX 680M
GTX 980M
Core Specs
Shading Units
1,344
1,536
+14.3%
Shaders
1,344
1,536
+14.3%
TMUs
112
96
-14.3%
ROPs
32
64
+100.0%
Clocks
Base Clock
719 MHz
1038 MHz
Boost Clock
758 MHz
1127 MHz
Memory Clock
900 MHz
3.6 Gbps effective
1253 MHz
5 Gbps effective
Memory
Memory Size
4 GB
8 GB
VRAM (MB)
4,096
8,192
+100.0%
Memory Type
GDDR5
GDDR5
Memory Bus
256 bit
256 bit
Bandwidth
115.2 GB/s
160.4 GB/s
Cache
L1 Cache
16 KB (per SMX)
48 KB (per SMM)
L2 Cache
512 KB
2 MB
Performance
Pixel Rate
21.22 GPixel/s
72.13 GPixel/s
Texture Rate
84.90 GTexel/s
108.2 GTexel/s
FP32 (TFLOPS)
2.038 TFLOPS
3.462 TFLOPS
FP64 (TFLOPS)
84.90 GFLOPS (1:24)
108.2 GFLOPS (1:32)
Power
TDP
100 W
—
TDP (W)
100
—
Power Connectors
None
None
Architecture
Architecture
Kepler
Maxwell 2.0
GPU Name
GK104
GM204
Generation
GeForce 600M
GeForce 900M
Process Size
28 nm
28 nm
Transistors
3,540 million
5,200 million
Die Size
294 mm²
398 mm²
Foundry
TSMC
TSMC
Density
12.0M / mm²
13.1M / mm²
API Support
DirectX
12 (11_0)
12 (12_1)
OpenGL
4.6
4.6
Vulkan
1.2.175
1.4
OpenCL
3.0
3.0
CUDA
3.0
5.2
Shader Model
6.5 (5.1)
6.8
Physical
Slot Width
MXM Module
MXM Module
Outputs
Portable Device Dependent
Portable Device Dependent
Bus Interface
MXM-B (3.0)
MXM-B (3.0)
Other
Production
End-of-life
End-of-life
Predecessor
GeForce 500M
GeForce 800M
Successor
GeForce 700M
GeForce 10 Mobile