Home GPU Comparison NVIDIA GeForce GTX 770 vs ATI Radeon HD 3450 AGP

NVIDIA GeForce GTX 770 vs ATI Radeon HD 3450 AGP

We compared two Desktop platform GPUs: 2GB VRAM GeForce GTX 770 and 512MB VRAM Radeon HD 3450 AGP to see which GPU has better performance in key specifications, benchmark tests, power consumption, etc.

Main Differences

NVIDIA GeForce GTX 770 's Advantages
Released 5 years and 4 months late
Boost Clock1085MHz
More VRAM (2GB vs 512GB)
Larger VRAM bandwidth (224.4GB/s vs 8.000GB/s)
1496 additional rendering cores
ATI Radeon HD 3450 AGP 's Advantages
Lower TDP (25W vs 230W)

Score

Benchmark

FP32 (float)
GeForce GTX 770 +6843%
3.333 TFLOPS
Radeon HD 3450 AGP
0.048 TFLOPS
VS

Graphics Card

May 2013
Release Date
Jan 2008
GeForce 700
Generation
Radeon R600
Desktop
Type
Desktop
PCIe 3.0 x16
Bus Interface
AGP 8x

Clock Speeds

1046 MHz
Base Clock
-
1085 MHz
Boost Clock
-
1753 MHz
Memory Clock
500 MHz

Memory

2GB
Memory Size
512MB
GDDR5
Memory Type
DDR2
256bit
Memory Bus
64bit
224.4GB/s
Bandwidth
8.000GB/s

Render Config

-
Compute Units
2
-
-
-
1536
Shading Units
40
128
TMUs
4
32
ROPs
4
-
-
-
-
-
-
16 KB (per SMX)
L1 Cache
-
512 KB
L2 Cache
64 KB
-
-
-

Theoretical Performance

34.72 GPixel/s
Pixel Rate
2.400 GPixel/s
138.9 GTexel/s
Texture Rate
2.400 GTexel/s
-
-
-
3.333 TFLOPS
FP32 (float)
48.00 GFLOPS
138.9 GFLOPS
FP64 (double)
-

Board Design

230W
TDP
25W
550 W
Suggested PSU
200 W
2x DVI 1x HDMI 1.4a 1x DisplayPort 1.2
Outputs
2x DVI
1x 6-pin + 1x 8-pin
Power Connectors
1x Molex

Graphics Processor

GK104
GPU Name
RV620
GK104-425-A2
GPU Variant
RV620 LE
Kepler
Architecture
TeraScale
TSMC
Foundry
TSMC
28 nm
Process Size
55 nm
3.54 billion
Transistors
0.181 billion
294 mm²
Die Size
67 mm²

Graphics Features

12 (11_0)
DirectX
10.1 (10_1)
4.6
OpenGL
3.3
3.0
OpenCL
N/A
1.1
Vulkan
N/A
3.0
CUDA
-
5.1
Shader Model
4.1

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