Home GPU Comparison ATI Radeon HD 4450 vs NVIDIA GeForce GTX 780 Rev. 2

ATI Radeon HD 4450 vs NVIDIA GeForce GTX 780 Rev. 2

We compared two Desktop platform GPUs: 512MB VRAM Radeon HD 4450 and 3GB VRAM GeForce GTX 780 Rev. 2 to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

ATI Radeon HD 4450 's Advantages
Lower TDP (25W vs 250W)
NVIDIA GeForce GTX 780 Rev. 2 's Advantages
Released 1 years and 10 months late
Boost Clock902MHz
More VRAM (3GB vs 512GB)
Larger VRAM bandwidth (288.4GB/s vs 6.400GB/s)
2224 additional rendering cores

Score

Benchmark

FP32 (float)
Radeon HD 4450
0.096 TFLOPS
GeForce GTX 780 Rev. 2 +4229%
4.156 TFLOPS
VS

Graphics Card

Nov 2011
Release Date
Sep 2013
Radeon R700
Generation
GeForce 700
Desktop
Type
Desktop
PCIe 2.0 x16
Bus Interface
PCIe 3.0 x16

Clock Speeds

-
Base Clock
863 MHz
-
Boost Clock
902 MHz
400 MHz
Memory Clock
1502 MHz

Memory

512MB
Memory Size
3GB
DDR2
Memory Type
GDDR5
64bit
Memory Bus
384bit
6.400GB/s
Bandwidth
288.4GB/s

Render Config

1
Compute Units
-
-
-
-
80
Shading Units
2304
8
TMUs
192
4
ROPs
48
-
-
-
-
-
-
16 KB (per CU)
L1 Cache
16 KB (per SMX)
64 KB
L2 Cache
1536 KB
-
-
-

Theoretical Performance

2.400 GPixel/s
Pixel Rate
43.30 GPixel/s
4.800 GTexel/s
Texture Rate
173.2 GTexel/s
-
-
-
96.00 GFLOPS
FP32 (float)
4.156 TFLOPS
-
FP64 (double)
173.2 GFLOPS

Board Design

25W
TDP
250W
200 W
Suggested PSU
600 W
1x DVI 1x HDMI 1.3a 1x DisplayPort 1.0
Outputs
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
None
Power Connectors
1x 6-pin + 1x 8-pin

Graphics Processor

RV710
GPU Name
GK110B
RV710 (215-0725016)
GPU Variant
GK110-300-B1
TeraScale
Architecture
Kepler
TSMC
Foundry
TSMC
55 nm
Process Size
28 nm
0.242 billion
Transistors
7.08 billion
73 mm²
Die Size
561 mm²

Graphics Features

10.1 (10_1)
DirectX
12 (11_1)
3.3
OpenGL
4.6
1.1
OpenCL
3.0
N/A
Vulkan
1.1
-
CUDA
3.5
4.1
Shader Model
5.1

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