Home GPU Comparison AMD Radeon HD 8670M vs NVIDIA GeForce GT 740A

AMD Radeon HD 8670M vs NVIDIA GeForce GT 740A

We compared two Mobile platform GPUs: 1024MB VRAM Radeon HD 8670M and 2GB VRAM GeForce GT 740A to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 8670M 's Advantages
Boost Clock975MHz
NVIDIA GeForce GT 740A 's Advantages
More VRAM (2GB vs 1GB)
64 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 8670M
0.624 TFLOPS
GeForce GT 740A +20%
0.753 TFLOPS
VS

Graphics Card

Mar 2013
Release Date
Aug 2013
Solar System
Generation
GeForce 700A
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x8

Clock Speeds

925 MHz
Base Clock
-
975 MHz
Boost Clock
-
900 MHz
Memory Clock
900 MHz

Memory

1024MB
Memory Size
2GB
DDR3
Memory Type
DDR3
64bit
Memory Bus
64bit
14.40GB/s
Bandwidth
14.40GB/s

Render Config

-
SM Count
-
5
Compute Units
-
320
Shading Units
384
20
TMUs
32
8
ROPs
8
-
Tensor Cores
-
-
RT Cores
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
128 KB
L2 Cache
512 KB

Theoretical Performance

7.800 GPixel/s
Pixel Rate
7.840 GPixel/s
19.50 GTexel/s
Texture Rate
31.36 GTexel/s
-
FP16 (half)
-
624.0 GFLOPS
FP32 (float)
752.6 GFLOPS
39.00 GFLOPS
FP64 (double)
31.36 GFLOPS

Graphics Processor

Sun
GPU Name
GK208
Sun S3 XT (216-0841009)
GPU Variant
GT 740M
GCN 1.0
Architecture
Kepler 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
0.69 billion
Transistors
1.02 billion
56 mm²
Die Size
87 mm²

Board Design

Unknown
TDP
33W
-
Suggested PSU
-
Portable Device Dependent
Outputs
No outputs
-
Power Connectors
-

Graphics Features

12 (11_1)
DirectX
12 (11_0)
4.6
OpenGL
4.6
2.1 (1.2)
OpenCL
3.0
1.2.170
Vulkan
1.1
-
CUDA
3.5
6.5 (5.1)
Shader Model
5.1

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