NVIDIA GeForce GTX 680 Mac Edition vs NVIDIA GeForce GTX 970M

Table of Contents

Graphics Processor

GPU model GK104 GM204
GPU variant GK104-400-A2 N16E-GT-A2
Architecture Kepler Maxwell 2.0
Foundry TSMC TSMC
Manufacturing process 28 nm 28 nm
Number of transistors 3,540 million 5,200 million
Die size 294 mm² 398 mm²

Graphics Card

Release date Apr 3rd, 2013
Generation GeForce 600
Production End-of-life
Launch price 599 USD
Interface PCIe 2.0 x16
Reviews 151 in our database
Predecessor GeForce 500
Successor GeForce 700

Clocks

Base clock 1006 MHz 924 MHz
Boost clock 1058 MHz 1038 MHz
Memory clock 1502 MHz 6 Gbps effective 1253 MHz 5 Gbps effective

Memory Configuration

Memory size 2 GB 6 GB
Memory type GDDR5 GDDR5
Memory bus width 256 bit 192 bit
Bandwidth 192.3 GB/s 120.3 GB/s

Render Configuration

Shading units 1536 1280
TMUs 128 80
ROPs 32 48
SMX count 8
Cache L1 16 KB (per SMX) 48 KB (per SMM)
Cache L2 512 KB 1536 KB
SMM count 10

Performance

Pixel rate 33.86 GPixel/s 49.82 GPixel/s
Texture rate 135.4 GTexel/s 83.04 GTexel/s
FP32 (float) performance 3.250 TFLOPS 2.657 TFLOPS
FP64 (double) performance 135.4 GFLOPS (1:24) 83.04 GFLOPS (1:32)

Dimensions & Outputs

Slot width Dual-slot MXM Module
Length 254 mm 10 inches
TDP 195 W unknown
Suggested PSU 450 W
Outputs 2x DVI1x HDMI1x DisplayPort No outputs
Power connectors 2x 6-pin None
Board number P2754 SKU 2 / 5

API Support & Features

DirectX 12 (11_0) 12 (12_1)
OpenGL 4.6 4.6
OpenCL 3.0 3.0
Vulkan 1.1 1.1
CUDA 3.0 5.2
Shader model 5.1 6.4

Other Features

Mobile graphics

Release date Oct 7th, 2014
Generation GeForce 900M
Production End-of-life
Interface MXM-B (3.0)
Reviews 1 in our database
Predecessor GeForce 800M
Successor GeForce 10 Mobile

Compare

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