Home GPU Comparison NVIDIA GeForce GTX TITAN vs AMD Radeon R9 390

NVIDIA GeForce GTX TITAN vs AMD Radeon R9 390

We compared two Desktop platform GPUs: 6GB VRAM GeForce GTX TITAN and 8GB VRAM Radeon R9 390 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX TITAN 's Advantages
Boost Clock876MHz
128 additional rendering cores
Lower TDP (250W vs 275W)
AMD Radeon R9 390 's Advantages
Released 2 years and 4 months late
More VRAM (8GB vs 6GB)
Larger VRAM bandwidth (384.0GB/s vs 288.4GB/s)

Score

Benchmark

FP32 (float)
GeForce GTX TITAN
4.709 TFLOPS
Radeon R9 390 +8%
5.12 TFLOPS
3DMark Time Spy
GeForce GTX TITAN
2900
Radeon R9 390 +36%
3950
VS

Graphics Card

Feb 2013
Release Date
Jun 2015
GeForce 700
Generation
Pirate Islands
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

836 MHz
Base Clock
-
876 MHz
Boost Clock
-
1502 MHz
Memory Clock
1500 MHz

Memory

6GB
Memory Size
8GB
GDDR5
Memory Type
GDDR5
384bit
Memory Bus
512bit
288.4GB/s
Bandwidth
384.0GB/s

Render Config

-
Compute Units
40
-
-
-
2688
Shading Units
2560
224
TMUs
160
48
ROPs
64
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
16 KB (per CU)
1536 KB
L2 Cache
1024 KB
-
-
-

Theoretical Performance

49.06 GPixel/s
Pixel Rate
64.00 GPixel/s
196.2 GTexel/s
Texture Rate
160.0 GTexel/s
-
-
-
4.709 TFLOPS
FP32 (float)
5.120 TFLOPS
1.570 TFLOPS
FP64 (double)
640.0 GFLOPS

Board Design

250W
TDP
275W
600 W
Suggested PSU
600 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
1x 6-pin + 1x 8-pin
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

GK110
GPU Name
Grenada
GK110-400-A1
GPU Variant
Grenada PRO (215-0880030)
Kepler
Architecture
GCN 2.0
TSMC
Foundry
TSMC
28 nm
Process Size
28 nm
7.08 billion
Transistors
6.2 billion
561 mm²
Die Size
438 mm²

Graphics Features

12 (11_0)
DirectX
12 (12_0)
4.6
OpenGL
4.6
3.0
OpenCL
2.0
1.1
Vulkan
1.2
3.5
CUDA
-
5.1
Shader Model
6.3

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