AMD Radeon R9 270X
VS
NVIDIA GeForce GT 645M
AMD Radeon R9 270X
VS
NVIDIA GeForce GT 645M

General info

The main nomenclature characteristics of video cards AMD Radeon R9 270X and NVIDIA GeForce GT 645M. Pay attention to the position in the performance rating to choose the best one.

258
Place in performance rating
664
36.84
Value for money (0-100)
no data
GCN
Architecture
Kepler
Curacao
Code name
GK107
Desktop
Type
Laptop
8 October 2013 (8 years ago)
Release date
22 March 2012 (9 years ago)
$199
Launch price (MSRP)
no data
$327 (1.6x MSRP)
Price now
$310
reference
Design
no data
6.66
Value for money
0.21
Curacao XT
GPU code name
N13P-GS
Desktop
Market segment
Laptop

Technical specs

Choose the best graphics card between AMD Radeon R9 270X and NVIDIA GeForce GT 645M based on manufacturing process, power consumption, and base frequency and overclocking potential of the GPU.

1280
Pipelines
384
1050 MHz
Boost Clock
no data
2,800 million
Transistor count
1,270 million
28 nm
Manufacturing process technology
28 nm
180 Watt
Power consumption (TDP)
32 Watt
84.00
Texture fill rate
22.7 billion/sec
2,688 gflops
Floating-point performance
544.5 gflops
no data
CUDA cores
384
1280
Pipelines / CUDA cores
384
1050 MHz
Boost clock speed
no data
2,800 million
Number of transistors
1,270 million
180 Watt
Thermal design power (TDP)
32 Watt

Compatibility, dimensions and requirements

Additional technical information, does not greatly affect the performance rating when comparing the AMD Radeon R9 270X and NVIDIA GeForce GT 645M.

PCIe 3.0 x16
Interface
PCIe 3.0 x16
2 x 6-pin
Supplementary power connectors
no data
no data
Laptop size
medium sized
PCIe 3.0
Bus support
PCI Express 2.0, PCI Express 3.0

Memory

Graphics card memory is used to store calculations. Modern software and 3D games require more and faster memory. The higher these parameters, the more productive the chip. The difference in these characteristics AMD Radeon R9 270X and NVIDIA GeForce GT 645M can be seen in this section.

GDDR5
Memory type
DDR3\GDDR5
2 GB
Maximum RAM amount
2 GB
256 Bit
Memory bus width
128bit
no data
Memory clock speed
1800 MHz
179.2 GB/s
Memory bandwidth
no data
-
Shared memory
-

Video outputs and ports

The difference between the interfaces and ports of video cards AMD Radeon R9 270X and NVIDIA GeForce GT 645M, the size and number of monitors.

2x DVI, 1x HDMI, 1x DisplayPort
Display Connectors
No outputs
no data
HDCP
+
no data
Maximum VGA resolution
Up to 2048x1536
+
Eyefinity
no data
+
HDMI
+
+
DisplayPort support
no data

Technologies

The difference between AMD Radeon R9 270X and NVIDIA GeForce GT 645M is the additional functionality.

no data
3D Vision
+
no data
CUDA
+
no data
Optimus
+
+
AppAcceleration
no data
1
CrossFire
no data
1
FreeSync
no data
+
HD3D
no data
1
LiquidVR
no data
-
PowerTune
no data
1
TressFX
no data
+
TrueAudio
no data
-
ZeroCore
no data
+
DDMA audio
no data
-
Enduro
no data
+
UVD
no data
no data
3D Blu-Ray
+
no data
DirectX 11
DirectX 11
no data
DirectCompute
+

API support

The difference in supported APIs is AMD Radeon R9 270X and NVIDIA GeForce GT 645M. Hardware support (API) is not considered in synthetic benchmarks and performance tests.

DirectX® 12
DirectX
12 API
4.6
OpenGL
4.5
+
Vulkan
1.1.126
5.1
Shader Model
5.1
1.2
OpenCL
1.1
-
Mantle
no data

Gaming performance

Select form the list the required name to identify gaming performance for AMD Radeon R9 270X and NVIDIA GeForce GT 645M graphics cards. The result shows how fast the game will run and whether it can be run on this computer. The different monitor resolutions – from low to 4K – are used for testing. Find out is the AMD Radeon R9 270X or NVIDIA GeForce GT 645M good for gaming.


low
1280x720
med.
1920x1080
high
1920x1080
ultra
1920x1080
QHD
2560x1440
4K
3840x2160
Horizon Zero Dawn (2020) AMD Radeon R9 270X
NVIDIA GeForce GT 645M
Death Stranding (2020) AMD Radeon R9 270X
NVIDIA GeForce GT 645M
F1 2020 (2020) AMD Radeon R9 270X
NVIDIA GeForce GT 645M
Gears Tactics (2020) AMD Radeon R9 270X
NVIDIA GeForce GT 645M
Doom Eternal (2020) AMD Radeon R9 270X
NVIDIA GeForce GT 645M
Legend
5 Stutter – Insufficient data. Similar graphics cards stutter, the game is likely to show a low frame rate. There will be some lags.
May Stutter – Insufficient data. Similar graphics cards stutter, the game is likely to show a low frame rate. There will be some lags.
30 Fluent – According to the results of benchmarks the game should run at 25 frames per second (fps)
40 Fluent – According to the results of benchmarks the game should run at 35 frames per second (fps)
60 Fluent – According to the results of benchmarks the game should run at 58 frames per second (fps)
May Run Fluently – Insufficient data. Similar graphics cards show a smooth frame rate, comfortable for the game.
? Uncertain – Graphics cards testing has shown that a slower card can provide a high and stable frame rate for the same operation.
Uncertain – The work of the video card in the game is still being studied. Interpolation among analogs is not possible.
The value depicts the average frame rate. Hovering over the value, you can get individual results.

Advantages of AMD Radeon R9 270X

18.13% faster in synthetic tests

More pipelines (1280 vs 384)

Advantages of NVIDIA GeForce GT 645M

Cheaper ($310 vs $327 (1.6x MSRP))

Less power consumption (32 Watt vs 180 Watt)

So, AMD Radeon R9 270X or NVIDIA GeForce GT 645M?

Judging by the results of synthetic and gaming tests, we recommend AMD Radeon R9 270X .

AMD Radeon R9 270X versus NVIDIA GeForce GT 645M performance benchmarks comparison

User rating

0.0 Out of 0 CpusData Score AMD Radeon R9 270X
0.0 Out of 0 CpusData Score NVIDIA GeForce GT 645M