Home GPU Comparison NVIDIA GeForce 840A vs AMD Radeon HD 7730M

NVIDIA GeForce 840A vs AMD Radeon HD 7730M

NVIDIA GeForce 840A
VS
AMD Radeon HD 7730M
NVIDIA GeForce 840A
AMD Radeon HD 7730M
We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 2GB VRAM Radeon HD 7730M to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages
Released 1 years and 11 months late
Boost Clock has increased by 67% (1124MHz vs 675MHz)
AMD Radeon HD 7730M 's Advantages
Larger VRAM bandwidth (28.80GB/s vs 16.02GB/s)
128 additional rendering cores
Lower TDP (25W vs 33W)

Score

Benchmark

FP32 (float)
GeForce 840A +24%
0.863 TFLOPS
Radeon HD 7730M
0.691 TFLOPS
GeForce 840A
VS
Radeon HD 7730M

Graphics Card

Mar 2014
Release Date
Apr 2012
GeForce 800A
Generation
London
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 2.0 x16

Clock Speeds

1029 MHz
Base Clock
575 MHz
1124 MHz
Boost Clock
675 MHz
1001 MHz
Memory Clock
900 MHz

Memory

2GB
Memory Size
2GB
DDR3
Memory Type
DDR3
64bit
Memory Bus
128bit
16.02GB/s
Bandwidth
28.80GB/s

Render Config

-
Compute Units
8
-
-
-
384
Shading Units
512
16
TMUs
32
8
ROPs
16
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
256 KB
-
-
-

Theoretical Performance

8.992 GPixel/s
Pixel Rate
10.80 GPixel/s
17.98 GTexel/s
Texture Rate
21.60 GTexel/s
-
-
-
863.2 GFLOPS
FP32 (float)
691.2 GFLOPS
26.98 GFLOPS
FP64 (double)
43.20 GFLOPS

Board Design

33W
TDP
25W
-
-
-
No outputs
Outputs
No outputs
-
-
-

Graphics Processor

GM108
GPU Name
Chelsea
-
GPU Variant
Chelsea LE (216-0834065)
Maxwell
Architecture
GCN 1.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
Unknown
Transistors
1.5 billion
Unknown
Die Size
123 mm²

Graphics Features

12 (11_0)
DirectX
12 (11_1)
4.6
OpenGL
4.6
3.0
OpenCL
1.2
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
5.1

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