Home GPU Comparison NVIDIA GeForce 840A vs AMD Radeon Pro Vega 64

NVIDIA GeForce 840A vs AMD Radeon Pro Vega 64

NVIDIA GeForce 840A
VS
AMD Radeon Pro Vega 64
NVIDIA GeForce 840A
AMD Radeon Pro Vega 64
We compared two Mobile platform GPUs: 2GB VRAM GeForce 840A and 16GB VRAM Radeon Pro Vega 64 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce 840A 's Advantages
Lower TDP (33W vs 250W)
AMD Radeon Pro Vega 64 's Advantages
Released 3 years and 3 months late
Boost Clock has increased by 20% (1350MHz vs 1124MHz)
More VRAM (16GB vs 2GB)
Larger VRAM bandwidth (402.4GB/s vs 16.02GB/s)
3712 additional rendering cores

Score

Benchmark

FP32 (float)
GeForce 840A
0.863 TFLOPS
Radeon Pro Vega 64 +1181%
11.06 TFLOPS
GeForce 840A
VS
Radeon Pro Vega 64

Graphics Card

Mar 2014
Release Date
Jun 2017
GeForce 800A
Generation
Radeon Pro Mac
Mobile
Type
Mobile
PCIe 3.0 x8
Bus Interface
PCIe 3.0 x16

Clock Speeds

1029 MHz
Base Clock
1250 MHz
1124 MHz
Boost Clock
1350 MHz
1001 MHz
Memory Clock
786 MHz

Memory

2GB
Memory Size
16GB
DDR3
Memory Type
HBM2
64bit
Memory Bus
2048bit
16.02GB/s
Bandwidth
402.4GB/s

Render Config

-
Compute Units
64
-
-
-
384
Shading Units
4096
16
TMUs
256
8
ROPs
64
-
-
-
-
-
-
64 KB (per SMM)
L1 Cache
16 KB (per CU)
1024 KB
L2 Cache
4 MB
-
-
-

Theoretical Performance

8.992 GPixel/s
Pixel Rate
86.40 GPixel/s
17.98 GTexel/s
Texture Rate
345.6 GTexel/s
-
FP16 (half)
22.12 TFLOPS
863.2 GFLOPS
FP32 (float)
11.06 TFLOPS
26.98 GFLOPS
FP64 (double)
691.2 GFLOPS

Board Design

33W
TDP
250W
-
-
-
No outputs
Outputs
No outputs
-
Power Connectors
None

Graphics Processor

GM108
GPU Name
Vega 10
-
GPU Variant
Vega 10 XT (215-0894200)
Maxwell
Architecture
GCN 5.0
TSMC
Foundry
GlobalFoundries
28 nm
Process Size
14 nm
Unknown
Transistors
12.5 billion
Unknown
Die Size
495 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_1)
4.6
OpenGL
4.6
3.0
OpenCL
2.1
1.3
Vulkan
1.2
5.0
CUDA
-
5.1
Shader Model
6.4

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