Home GPU Comparison AMD Radeon HD 6390 vs NVIDIA P104 101

AMD Radeon HD 6390 vs NVIDIA P104 101

We compared two Desktop platform GPUs: 1024MB VRAM Radeon HD 6390 and 4GB VRAM P104 101 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

AMD Radeon HD 6390 's Advantages
Lower TDP (39W vs 125W)
NVIDIA P104 101 's Advantages
Released 6 years and 6 months late
Boost Clock1683MHz
More VRAM (4GB vs 1024GB)
Larger VRAM bandwidth (256.3GB/s vs 16.00GB/s)
2240 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 6390
0.352 TFLOPS
P104 101 +2348%
8.617 TFLOPS
VS

Graphics Card

Jul 2011
Release Date
Jan 2018
Northern Islands
Generation
Mining GPUs
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
1506 MHz
-
Boost Clock
1683 MHz
500 MHz
Memory Clock
2002 MHz

Memory

1024MB
Memory Size
4GB
DDR2
Memory Type
GDDR5
128bit
Memory Bus
256bit
16.00GB/s
Bandwidth
256.3GB/s

Render Config

4
Compute Units
-
-
SM Count
20
320
Shading Units
2560
16
TMUs
160
8
ROPs
64
-
-
-
-
-
-
8 KB (per CU)
L1 Cache
48 KB (per SM)
256 KB
L2 Cache
2 MB
-
-
-

Theoretical Performance

4.400 GPixel/s
Pixel Rate
107.7 GPixel/s
8.800 GTexel/s
Texture Rate
269.3 GTexel/s
-
FP16 (half)
134.6 GFLOPS
352.0 GFLOPS
FP32 (float)
8.617 TFLOPS
-
FP64 (double)
269.3 GFLOPS

Board Design

39W
TDP
125W
200 W
Suggested PSU
200 W
1x DVI 1x HDMI 1.3a 1x VGA
Outputs
No outputs
None
Power Connectors
1x 8-pin

Graphics Processor

Redwood
GPU Name
GP104
Redwood LE
GPU Variant
GP104-101-A1
TeraScale 2
Architecture
Pascal
TSMC
Foundry
TSMC
40 nm
Process Size
16 nm
0.627 billion
Transistors
7.2 billion
104 mm²
Die Size
314 mm²

Graphics Features

11.2 (11_0)
DirectX
12 (12_1)
4.4
OpenGL
4.6
1.2
OpenCL
3.0
N/A
Vulkan
1.3
-
CUDA
6.1
5.0
Shader Model
6.4

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