GPUs
NVIDIA Tegra 4i

Tegra 4i

NVIDIA Tegra X1+

Tegra X1+

NVIDIA Tegra 4i vs NVIDIA Tegra X1+ Full Specs

48 Shaders
660MHz
256 Shaders
1.27GHz
Shared Memory7.5GB/sLPDDR3
Shared Memory34.1GB/s
·
··
63.36 GFLOPS
··
648.7 GFLOPS
Form Factor
iGPU
Form Factor
iGPU
TDP
Shared
TDP
Shared

Tegra 4iTegra 4i126.7 GFLOPSFP16
x1
Tegra X1+Tegra X1+1.3 TFLOPSFP16
x10.24

Clock Speed
··
Clock Speed
··
Peak OPS
126.7 GFLOPSFP16
Peak OPS
1.3 TFLOPSFP16
FP32
63.36 GFLOPS
FP32
648.7 GFLOPS
-
FP64
20.27 GFLOPS
Pixel Rate
1.3 GPixel/s
Pixel Rate
20.3 GPixel/s
Texture Rate
7.9 GTexel/s
Texture Rate
20.3 GTexel/s

Shaders
48 Shaders
Shaders
256 Shaders
TMUs
12 TMUs
TMUs
16 TMUs
ROPs
2 ROPs
ROPs
16 ROPs
Units
-
SMs
2 SMs

Boost Clock
660MHz
Boost Clock
1.27GHz

L1
-
L1
48KB/SM
L2 Cache
-
L2 Cache
256KB shared

Shared MemoryLPDDR3
Shared Memory
·
Memory Bus
32-bit
Memory Bus
64-bit
Memory Speed
1.9GT/s
Memory Speed
4.3GT/s
Memory Bandwidth
7.5GB/s
Memory Bandwidth
34.1GB/s
ECC
No
ECC
No

Shader Model
-
Shader Model
6
-
DirectX
DirectX 12
Direct3D
12_1
-
OpenGL
4.6
OpenCL
1.2
Vulkan
1.1
-
CUDA
5.3
PureVideo HD
VP9
VDPAU
Feature Set I

-
Encoder
NVENC 3
Codec
-
Codec
AVC (H.264)
HEVC (H.265)

-
Decoder
NVDEC 2
Codec
-
Codec
MPEG-1
MPEG-2
MPEG-4
VC-1
VP8
VP9
AVC (H.264)
HEVC (H.265)

Form Factor
iGPU
Form Factor
iGPU

Manufacturer
NVIDIA
Manufacturer
NVIDIA
Chip Designer
NVIDIA
Chip Designer
NVIDIA
Architecture
VEC4
Architecture
Maxwell 2
Family
Tegra
Family
Tegra
Branding
Tegra 4i branding
Branding
Tegra X1 branding
Codename
Grey
Codename
Mariko
Market Segment
Tablet
Market Segment
Tablet
Release Date
Jan 1, 2014
Release Date
May 1, 2019

Foundry
TSMC
Foundry
TSMC
Fabrication Node
28nm HPM
Fabrication Node
16FFC
Die Size
-
Die Size
100mm²
Transistor Count
-
Transistor Count
2B
Transistor Density
-
Transistor Density
20 MTr/mm²